Features B>
1. On-board unibody unit power isolation, provides stable isolated voltage, no need extra power for isolated terminal
2. Isolation of the on-board photoelectric device, prevent interference from the external high voltage circuit connected to the relay
3. High quality relay, contact rating: 10A 250V AC or less than or equal to 10A 30V DC
4. ABS protective casing with rail mounting bracket, easy to install, safe to use
5. USB Breakout port and boot pin, make it easy to debug without disassembling the enclosure
6. PWR indicator, RGB LED and passive buzzer outside the case
7. Comes with development resources and manual (Raspberry PI PIO C/C++ and Micropython examples)

Specifications B>
1. Working voltage: 5V
2. Relay channel: 8CH
3. Communication protocol: USB
4. Contact form: 1No 1NC
5. Communication interface: micro USB

List of packages B>
1. ABS protective case (upper and lower) x 1
2. Pico-rely-b x 1
3. Screwdriver x 1
4. Screws Pack x 1

Size:

package weight

Weight of each package 0.32kgs / 0.70lb One size fits all product 16cm * 12cm * 5cm / 6.3inch * 4.72inch * 1.97inch Quantity of a box 40 Weight of a box 11.50kgs / 25.35lb Dimensions of a box 50cm * 32cm * 27cm / 19.69inch * 12.6inch * 10.63inch Goods counter 20GP: 617 Box * 40 Piece = 24680 Piece 40HQ: 1432 Box * 40 Piece = 57280 Piece

Characteristics:
1. Main Chip: S76G Lora Chip
2. Button: boat
3. Automatic watch: 26 MHz active crystal
4. Antenna model: GPS LORA 868 MHz antenna
5. Temperature: -45-80 degrees C
6. Dimensions: 78.12 x 25.40 x 62.67mm

Microcontroller:
1. STM32L073Z.
2. High performance Cortex-M + 32 bit RISC Core, Working frequency 32mH
3. 192 kilobytes of flash
4. USB2.0 Full Speed ​​A ?? A ?? Device / Host
5. 20 Kbytes SRAM
6. Serial wire debugging (SWD) and Jtag

Chip Lora:
1. Semtech SX1276.
2. Lora modem.
3. Constant RF output 20 dBM vs. V Power supply
4. Programmable bit rate up to 37500bps
5. High sensitivity: starting from -137DBM
6. Leading detection payload loading up to 128 bytes, RF auto detection using high-speed AFC and CAD anti-blocking capability

GNSS Chip:
1. CXD5603GF.
2. GPS / GLONASS receiver
3. Ultra-low power
4. Support SBAS / QZSS

Characteristics:
1. Main Chip: S76G Lora Chip
2. Button: boat
3. Automatic watch: 26 MHz active crystal
4. Antenna model: GPS LORA 868 MHz antenna
5. Temperature: -45-80 degrees C
6. Dimensions: 78.12 x 25.40 x 62.67mm

Microcontroller:
1. STM32L073Z.
2. High performance Cortex-M + 32 bit RISC Core, Working frequency 32mH
3. 192 kilobytes of flash
4. USB2.0 Full Speed ​​A ?? A ?? Device / Host
5. 20 Kbytes SRAM
6. Serial wire debugging (SWD) and Jtag

Chip Lora:
1. Semtech SX1276.
2. Lora modem.
3. Constant RF output 20 dBM vs. V Power supply
4. Programmable bit rate up to 37500bps
5. High sensitivity: starting from -137DBM
6. Leading detection payload loading up to 128 bytes, RF auto detection using high-speed AFC and CAD anti-blocking capability

GNSS Chip:
1. CXD5603GF.
2. GPS / GLONASS receiver
3. Ultra-low power
4. Support SBAS / QZSS

1. Product series: camera module
2. Model: OV2640
3. Purpose: Video recorder
4. Power: 3.3w
5. Adapt to T-Camera Plus ESP32-DowDQ6 Spramment 8mb

1. Product series: camera module
2. Model: OV2640
3. Purpose: Video recorder
4. Power: 3.3w
5. Adapt to T-Camera Plus ESP32-DowDQ6 Spramment 8mb

1. 2.9 inch Capacitive Apaper Module, 296 ?? 128 Resolution
2. Support 5-point touch, user-defined wake-up gesture
3. No backlight, keep displaying the latest content for a long time even when it turns off
4. Ultra low power consumption, basically the power is only required for refreshing
5. SPI/I2C interface, requires minimal IO pins
6. Comes with development resources and manual (Raspberry PI PIO C/C++ and Micropython examples)

Features B>
1. No backlight, keep displaying the latest content for a long time even when it turns off
2. Ultra low power consumption, basically the power is only required for refreshing
3. SPI interface, requires minimal IO pins
4. 2 user buttons and 1x reset button for easy interaction
5. Comes with development resources and manual (Raspberry PI PIO C/C++ and Micropython examples)

Specifications B>
1. Operating voltage: 3.3V
2. Display color: black, white
3. Resolution: 648x480 pixels
4. Grey Scale: 2
5. Interface: 3-wire SPI, 4-wire SPI
6. Viewing angle: greater than 170 degrees
7. Partial update time: N/A
8. Full refresh time: 5s
9. Size: 125.4x99.5mm
10. Display Dimensions: 119.232x88.320mm
11. Power Refresh: 26.4mW (typ.)
12. Standby current: less than 0.01UA (almost none)
13. DOT Point: 0.184 x 0.184mm

Advantages of Eink B>
1. E-paper display uses microcapsule electrophoretic technology for display, the principle is: charged particles suspended in transparent fluid move to the sides of the microcapsule when electric field is applied, making the microcapsule become visible by reflecting ambient light, just like traditional printed paper.
2. The e-paper display will clearly display images/texts under the light bulb or natural light, no backlight required and features almost up to 180 degree viewing angle. It is usually used as an e-reader because of the paper-like effect.

Features B>
This Jetson Nano Communication 5G/4G/3G communication module adopts SIMCOM 5G SIM8202G-M2 module, supports 5G NSA and SA network, providing the data rate up to 2.4Gbps(DL)/500Mbps(UL).
The baseboard is equipped with a standard M2 connector, allowing you to connect with a 4G or 5G communication module in the M2 package. There are also interfaces on board such as USB3.1 Port, Audio Jack, SIM card slot, etc. Combined with our configuration writing and development resources, it is easy to enable 5G high-speed communication for your Jetson Nano or computer. This 5G module is ideal for quickly evaluating 5G modules, as well as being integrated into types of applications where 5G connection is required.

1. STANDARD 40 PIN GPIO GPIO Header, support direct connection to Jetson Nano
2. Comes with SIM8202G-M2 core module, based on Qualcomm Snapdragon X55 platform, with Multi-Band Multi-mode Support 5G/4G/3G Communication, supports functions like phone call, SMS, cloud communication, etc.
3. USB 3.1 port For testing commands, sending messages, cloud communication, making phone calls, obtaining GNSS positioning data, etc.
4. SIM card slot, support 1.8V/3V SIM card
5. 2X LED indicators, easy to monitor the working status
6. Command support, based on 3GPP command set TS 27.007, 27.005 and V.25ter
7. Audio jack and on-board audio decoder, enables audio operation such as phone call
8. Multi-constellation dual-band positioning: GPS, GLONASS, BEIDOU, GALILEO and QZSS
9. OS Support: Windows / Linux / Android

Specifications B>
1. Frequency band
- Sub-6G (SA): N1, N2, N14, N7, N8, N12, N5, N7, N8, N12, N20, N28, N38, N40, N41, N48, N66, N71, N77, N78, N79 (N79 is only available for SIM8202G -M2)
- SUB-6G (NSA): N41, N77, N78, N79 (N79 is only available for SIM8202G-M2)
- LTE-FDD: B1, B2, B3, B4, B5, B7, B8, B12, B5, B14, B1, B12, B13, B14, B17, B18, B19, B20, B21, B26, B28, B29, B26, B28, B29, B30, B32, B66, B71
- LTE-TDD: B34, B38, B39, B40, B41, B42, B43, B48
- WCDMA: B1, B2, B3, B4, B5, B8
- GNSS: GPS, GLONASS, BEIDOU, GALILEO and QZSS
2. Vote on data:
- Sub-6G: 2.4Gbps (DL) / 500Mbps (UL)
- LTE: 1Gbps (DL) / 200 Mbps (UL)
- HSPA: 42 Mbps (DL) / 5.76 Mbps (UL)
3. Software functions:
- Operating Systems: Windows / Linux / Android
- Communication protocols: TCP/IP, IPv4, IPv6, Multi-PDP, FTP, FTP, HTTP, HTTPS, MQTTS, DNS, SSL3.0
- SMS: Support MT, MO, CB, text, PDU
- Firmware Update: Support firmware Update via USB port
4. Hardware information:
- SIM card: 1.8V / 3.0V
- Power supply: 5V 3A
- Antenna connector: 4x IPEX-4 connector
- Module size: 42.0 ?? 30.0 ?? 2.3 mm
5. Applications:
- Applicable Regions: Sub-6G 5G signal coverage regions including China, US, Japan, South Korea, Europe, Middle East, Latin America, etc.
- Application examples: CPE, Smart Gateway, Drone, Live Streaming, Smart Security

List of packages B>
1. SIMXXXX-M2 4G/5G X1 module base
2. SIM8202G-M2 X1
2. 5G External Antenna X4
3. 5V 3A power adapter x1
4. USB3.0 Double-Cap Cable X1
5. USB 3.0 adapter (c) x1
6. HeatSink X1.
7. Screw package x1

Size:

package weight	Weight of each package 0.57kgs / 1.26lb One size fits all product 26cm * 18cm * 6cm / 10.24inch * 7.09inch * 2.36inch Quantity of a box 20 Weight of a box 12.00kgs / 26.46lb
Dimensions of a box	62cm * 37cm * 53cm / 24.41inch * 14.57inch * 20.87inch

Goods counter

20GP: 219 Box * 20 Piece = 4380 Piece 40HQ: 509 Box * 20 Piece = 10180 Piece

Features B>
Pico-UPS-B is a dedicated UPS (uninterruptible Power Supply) module designed for Raspberry Pi Pico. It incorporates LI-PO battery switching charger with power path management and voltage/current monitoring chip, allows you to monitor the battery operating status via I2C bus. In addition, the male pin header allows you to stack other modules on top.
1. Standard Raspberry Pi PIO header, support Raspberry Pi PICO series boards
2. Incorporates LI-PO battery switching charger with dynamic power path management, more stable power supply
3. I2C bus communication, real-time monitoring of battery voltage, current, power and remaining capacity
4. Multiple battery protection circuits: overcharge/discharge protection, over current protection, short circuit protection, short circuit protection and reverse protection, more safe and stable
5. On-board charging indicator, power indicator, easy to check the battery status
6. Comes with development resources and manual (Raspberry PI PIO C/C++ and Micropython examples)

Specifications B>
1. Charging voltage: 5V
2. Control bus: I2C
3. Battery support: 600mAh 3.7V lithium battery
4. Size: 60 x 21mm

Size:

package weight

Weight of each package 0.04kgs / 0.09lb One size fits all product 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Quantity of a box 200 Weight of a box 7.00kgs / 15.43lb Dimensions of a box 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Goods counter 20GP: 620 Box * 200 Piece = 124000 Piece

40HQ: 1439 Box * 200 Piece = 287800 Piece

Features B>
1. No backlight, keep displaying the latest content for a long time even when it turns off
2. Ultra low power consumption, basically the power is only required for refreshing
3. SPI interface, requires minimal IO pins
4. 2 user buttons and 1x reset button for easy interaction
5. Comes with development resources and manual (Raspberry PI PIO C/C++ and Micropython examples)

Specifications B>
1. Operating voltage: 3.3V
2. Display color: black, white
3. Resolution: 648x480 pixels
4. Grey Scale: 2
5. Interface: 3-wire SPI, 4-wire SPI
6. Viewing angle: greater than 170 degrees
7. Partial update time: N/A
8. Full refresh time: 5s
9. Size: 125.4x99.5mm
10. Display Dimensions: 119.232x88.320mm
11. Power Refresh: 26.4mW (typ.)
12. Standby current: less than 0.01UA (almost none)
13. DOT Point: 0.184 x 0.184mm

Advantages of Eink B>
1. E-paper display uses microcapsule electrophoretic technology for display, the principle is: charged particles suspended in transparent fluid move to the sides of the microcapsule when electric field is applied, making the microcapsule become visible by reflecting ambient light, just like traditional printed paper.
2. The e-paper display will clearly display images/texts under the light bulb or natural light, no backlight required and features almost up to 180 degree viewing angle. It is usually used as an e-reader because of the paper-like effect.

List of packages B>
1. 5.83 inch e-paper x 1
2. Pico-ePaper-Driver-Board x 1
3. Standoff Pack x 1

Size:

package weight

Weight of each package 0.08kgs / 0.17lb One size fits all product 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch

Quantity of a box

200

1. SIM8262A-M2 SIMCom 5G Module The Sub-6G module based on Qualcomm Snapdragon X62 adopts 3GPP 5G Release 16
2. SIM8262A-M2 is a multi-band 5G NR/LTE-FDD/LTE-TDD/HSPA+ module, supports R16 5G NSA/SA, data transmission up to 2.4Gbps.
3. It has powerful expansion capabilities and rich interfaces, including PCle, USB3.1, GPIO, etc. This module provides great flexibility and ease of integration for customer applications
4. SIM8262A-M2 adopts M.2 form factor, AT command is compatible with SIM7912G/SIM8200X-M2 series modules. This also minimizes customer investment and shortens time to market
5. It is designed for applications requiring high-throughput data communications under various radio propagation conditions. With its unique combination of performance, safety and flexibility, this module is suitable for many applications.
6. Standard M.2 interface
7. High-throughput data communication
8. The AT command of SIM8262A-M2 is compatible with SIM7912G/SIM8200X-M2 series modules
Specification:
1. 5G Standard: 3GPP R16
2. Chip: Qualcomm Snapdragon X62
3. Sub-6G: n1, n2, n5, n7, n12, n13, n14, n18, n20, n25, n30, n41, n48, n66, n71, n77, n78, n79
4. LTE-FDD: B1, B2, B4, B5, B7, B12, B13, B14, B17, B18, B19, B25, B26, B29, B30, B66, B71
5. LTE-TDD: B38, B41, B42, B43, B46, B48
6. WCDMA: B1, B2, B4, B5, B8
7. GNSS: GPS, GLONASS, Beidou, Galileo and QZSS
8. Operating temperature: -30 to 70 degrees Celsius
9. SIM card: 1.8V/2.95V
10. Antenna: for 3G/4G/5G/GNSS;4 IPEX-4 connectors
11. Power supply: 3.135-4.4v
12. Interface: M.2
13. Applicable areas: CPE, intelligent gateway, drone, live broadcast, telemedicine, intelligent security, etc.
14. Dimensions: 42 x 30 x 2.3 mm
Data Rate:
1. Sub-6G: 2.4Gbps (DL) / 500Mbps (UL)
2. LTE1: Gbps (DL) / 200 Mbps (UL)
3. HSPA+: 42Mbps (DL) / 5.76Mbps (UL)
Software Features:
1. Operating System: Windows/Linux/Android
2. Communication protocol: TCP/IP, IPV4, IPV6, Multi-PDP, FTP, FTPS, HTTP, HTTPS, MQTTS, DNS, SSL3.0
3. Composition: RNDIS, NDIS, PPP, MBIM
4. Support SMS: MT, MO, CB, Text, PDU
5. Firmware upgrade: Support firmware upgrade via USB port

Characteristics:
1. Original FT232RL and SP485EEN chip on board; fast, stable and reliable communication speed, better compatibility
2. Built-in power isolation on board, providing stable isolation voltage, no additional power supply is needed at the isolation end
3. Built-in on-board digital isolation, signal isolation, high reliability, strong anti-interference, low power consumption
4. Built-in TVS (transient voltage suppressor), effectively suppresses overvoltage and transient peak voltage in the circuit, lightning protection and anti-static
5. Built-in automatic recovery fuse and protection diode to ensure stable current/voltage output, provide over-current/over-voltage protection and improve shock resistance
6. Built-in 15KV ESD isolation protection and 600W lightning surge protection
7. The RS485/RS422 interface has an onboard 120R terminating resistor, which is enabled by default and can be configured via jumpers
8. 3 LEDs to indicate power and transceiver status
9. Industrial grade railway type ABS shell design, small size, easy installation, high cost performance
Product parameters:
1. Transmission speed: FT232RNL (300bps-3Mbps)
2. Host port: USB
3. Device port: RS485/422
4. Working voltage: 5V
5. Connector: USB-B
6. Protection: 200mA resettable fuse, ESD protection
7. Transmission distance: about 5m
8. Connector: Screw terminal
9. Pin: A+, B-, PE
10. Direction Control: Automatic Hardware Control
11. Protection: 600W lightning protection, 15KV ESD protection (120R balancing resistor on board)
12. Transmission distance: about 1.2km (low speed)
13. Transmission method: Point-to-multipoint (MAX32 nodes, repeaters are recommended for more than 16 nodes)
14. LED indicator: PWR: red power indicator, it is on when there is USB connection and voltage is detected; TXD: green TX light, it is on when the USB port is sending data; RXD: blue RX light, when the device port is sending data it lights up
15. Working environment temperature: minus 15-70 degrees Celsius
16. Humidity: 5% -95% RH
17. Operating System: Mac, Linux, Android, WinCE, Windows 10/8.1/8/7/XP
18. Shell: Rail type ABS shell, suitable for 35mm DIN rail
19. Product size: 81.9 × 54.0 × 32.0 mm
20. Weight: 104 grams
Packing list:
-USB to RS485/422 x 1
-1.2m USB-A to USB-B Cable x 1
-Screwdriver x 1

Characteristics:
1. Based on ESP32-WROOM-32 module, supports WIFI, Bluetooth, ESP-NOW and other wireless communication
2. Built-in motor control interface for 2 DC motors with encoder or 4 DC motors without encoder (2 groups)
3. Built-in serial bus steering control interface, which can control up to 253 ST3215 serial bus steering systems and get steering feedback
4. Onboard 9-axis IMU, get attitude and heading information at any time
5. Support 7-13V power input, can be directly powered by 2S or 3S lithium battery module
6. Automatic download circuit, easy to load program
7. Support input voltage/current monitoring
8. Built-in TF card slot
9. Built-in lidar interface and built-in UART to USB function
10. I2C interface for connecting peripherals such as OLED, IMU and other I2C devices
11. Adapt the multifunction expansion connectors for additional functions, such as controlling servos or relays
12. Built-in 40PIN GPIO header, used to connect to the host (Raspberry Pi/Jetson Nano, etc.) and supply power to it, communicate via serial port or I2C
13. Provide open source demos and detailed tutorials for beginners, easy to get started
Product parameters:
1. Control module: ESP32-WROOM-32
2. Control chip: ESP32
3. Power supply: DC 7-13V
4. Power interface: XH2.54
5. Antenna connector: IPEX1
6. Interface: Type-C
7. Wireless communication: WIFI, Bluetooth, ESP-NOW
8. Mounting hole spacing: 49 x 58mm
9. Installation hole diameter: 3mm
10. Dimensions: 65 x 65 mm
11. Weight: 49 grams
Packing list:
-Universal robot unit x 1
- Screw pack x 1

1. GNSS active ceramic positioning antenna supports BD, GPS, GLONASS and other satellite positioning systems
2. Center frequency: 1575.42 MHz, 1561 MHz, 1602.56 MHz
3. Output impedance: 50 ohm
4. Noise: less than or equal to 1.5 decibels
5. Plug: IPEX 1
6. Cable length: 35mm
7. Ceramic size: 25 x 25 mm
8. Current consumption: less than 10mA
9. Power supply: DC 3.3-5V
10. Operating temperature: -20 to 65 degrees Celsius
11. Input power: 50w
12. Axial ratio: 3dB
13. Direction of radiation: omnidirectional

1. Basic function: Realize the bidirectional transparent transmission function of serial port and Ethernet interface
2. Ethernet: Common network port
3. Insulation protection: without insulation
4. Serial port: TTL
5. Power supply: DC 3.3V/5V
6. Power supply method: pin row/pad
7. Application scenario: It can be used as serial server, Modbus gateway, MQTT gateway, suitable for data acquisition, IoT gateway, IoT security and smart meter monitoring, etc.
8. Size: about 34 x 23 x 11.5mm
Serial port parameters:
1. Transmission speed: 300-115200 bps
2. Data bits: 5-9 bits
3. Flow control: with flow control
Software:
1. Protocol: ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS
2. Configuration mode: Host computer configuration, WEB browser, device management function library
3. Communication mode: TCP/IP direct communication, virtual serial port mode
4. Data transmission mode: TCP server, TCP client, UDP group, UDP
5. Modbus Gateway: Modbus TCP to RTU
6. Other functions: Custom heartbeat packages/logging packages, custom web pages, etc.
Characteristics:
1. Compact size, easy integration, low power consumption
2. Can be rapidly integrated into industrial, IoT and security applications and other product areas
3. Designed with stamp hole sinking process, highly integrated package, supports different ways to embed in various product applications
4. Support a variety of communication modes, support TCP server / TCP client / UDP multicast / UDP mode
5. Support Modbus gateway, suitable for Modbus network upgrade, can cooperate with 3D force control modal components
6. Customized heartbeat package and recording package, convenient for device communication and identification with cloud
7. Support NTP protocol, get network time for serial output or protocol content upload
8. Support web page and higher computer configuration
9. Pin out control pins, easy to embed or connect to user devices and various MCU master control devices
10. With a variety of indicators, it is easy to view the working status of the module

1. For Raspberry Pi M12 Camera Module
2. Resolution: 5 megapixels
3. Focal length: 25mm
4. Aperture (F/N): 1.7
5. Rear focal length: 5.20mm
6. Distortion: less than 0.3%
7. Working temperature: -20-80 degrees Celsius
8. Mounting: M12 x P0.5
9. Construction: 6G + IR
10. Weight: 9 g
Note: For use with Raspberry Pi Zero or Zero 2W, you will need to purchase an additional Raspberry Pi Zero v1.3 Camera Cable

1. 5G Standard: 3GPP R16
2. Chip: Qualcomm Snapdragon X62
3. Operating System: for Windows/Linux/Android
4. Composition: RNDIS, NDIS, PPP, MBIM
5. SIM card: 1.8V/2.95V
6. Power supply: 3.135-4.4V
7. Standard M.2 interface
8. High-throughput data communication
9. The AT command of SIM8262E-M2 is compatible with SIM7912G/SIM8200X-M2 series modules

RP2040-LCD-0.96 is a low-cost, high-performance MCU board with flexible digital interfaces. It incorporates the RSPBRY PI RP2040 microcontroller chip, as on the Raspberry Pi Pico. For software development, either the Raspberry PI C/C++ SDK, or micropython is available, making it easy for you to get started, and quickly integrate it into end products.
In addition, there are also 0.96-inch IPS display, lithium battery charging / discharging header, and high-efficiency DC-DC Buck-Boost chip.

Key features include:
1. RP2040 Microcontroller Chip Designed by Raspberry PI in the UK
2. Brame Cortex M0+ Dual-Core Processor, flexible clock running up to 133MHz
3. 264KB of SRAM and 2MB of flash memory on board
4. USB-C connector, keep it up to date, easier to use
5. 0.96 inch 65K 160x80 pixel LCD display
6. Lithium battery charging / discharging header, suitable for mobile devices
7. Onboard TPS63000 DC-DC chip, high efficiency DC-DC Buck-Boost Chip, switch current 1.8A
8. Cast module allows direct welding to carrier boards (should be dedicated cutting to incorporate lower components)
9. USB 1.1 with device and host support
10. Low power sleep and sleep modes
11. Drag-and-drop programming using USB mass storage
13. 26 x Multifunctional GPIO Pins
14. 2 x SPI, 2 x I2C, 2 x UART, 3 x 12-bit ADC, 16 x controllable PWM channels
15. Accurate clock and on-chip timer
16. Temperature sensor
17. On-chip accelerated floating point libraries
18. 8 x Programmable I/O (PIO) state machines for custom peripheral support

Overview
1. Sensitive to alcohol, ethanol
2. The output voltage increases together with the increase in concentration of the measured gases
3. Rapid response and recovery
4. Adjustable sensitivity
5. Signal output indicator

Specifications
1. Power: 2.5V~5.0V
2. Size: 40.0mm*21.0mm
3. Mounting hole size: 2.0mm

Applications
1. Car alcohol alarm
2. Breathalyzer

How to use
In case of working with an MCU:
1. VCC: 2.5V ~ 5.0V.
2. GND: power supply ground
3. AOUT: MCU.IO (analog output)
4. DOUT: MCU.IO (digital output)

Package Contents
1. MQ-3 gas sensor x1
2. 4 Pin Custom Connector Jumper Cable x1

Overview
1. This is a small 1D/2D code reader, using intelligent image recognition algorithm, it will decode the barcode or 2D code on paper or screen, quickly and accurately.
2. Through the built-in USB and UART interface, it can be directly connected to a computer or easily integrated into kinds of devices due to its small form factor.

Characteristics
1. Easy to use, no image recognition knowledge required
2. Decode various common 1D/2D codes such as barcodes, QR codes etc.
3. Built-in micro USB and UART serial port, allows connection with computers or embedded devices
4. Configurable by scanning the "configuration code"
5. On-board light source, works in the dark

Specifications
1. Operating voltage: 5V.
2. Operating current: 135 mA (scan), 58 mA (standby), 2 mA (sleep)
3. Operating temperature: 0°C~60°C
4. Operating humidity: 5% ~ 95% (non-condensing)
5. Communication interface: UART, USB
6. Decode 1D codes: Codebar, Code 11, Code 39 / Code 93, UPC / EAN, Code 128 / EAN128, Interleaved 2 of 5, Matrix 2 of 5, MSI Code, Industrial 2 of 5, GS1 Databar (RSS)
7. 2D code decoding: QR code, Data Matrix, PDF417
8. Light source: white
9. Scanning angels: 360° rotation, ±65° tilt, ±60° tilt
10. Field of view: 28°(horizontal), 21.5°(vertical)
11. Size: 53.3mm x 21.4mm
12. Package Contents:
- Barcode scanner module x1
- USB Type A plug to Micro B plug cable x1
- PH2.0 4Pin x1

Overview
1. This is a Raspberry Pi LoRa HAT based on SX1268, it covers 433MHz frequency band. It allows data transmission up to 5km via serial port.
2. Using the new generation LoRa spread spectrum modulation technology, the communication distance of the module is 5km, it also supports automatic repeating to transmit longer. Other features include Wake on Radio, wireless configuration, carrier detection, communication key and so on.
3. Compared with normal LoRa modules, SX1268 LoRa HAT achieves longer communication distance, faster speed, lower consumption, better security and anti-interference. It is suitable for various applications such as industrial control, smart home, data collection, etc.

Characteristics
1.Standard Raspberry Pi 40PIN GPIO extension header, support Raspberry Pi series boards
2. Built-in CP2102 USB to UART converter, for serial debugging
3. Brings UART control interface, for connecting host boards such as Arduino/STM32
4. 4x LED indicators, easy to check the module status
5. LoRa spread spectrum modulation technology, up to 84 signal channels available, longer communication distance, stronger interference resistance
6. Multi-level automatic repeat, suitable for long-range communication, allows multiple networks in the same region
7. Low power consumption features such as deep sleep and Wake on Radio, ideal for battery-powered applications
8. Customizable communication key that will not be recovered, greatly improves the security of user data
9. Support LBT, monitoring the signal channel noise before transmission, greatly improves the success ratio in extreme environments
10. Support RSSI signal strength which indicates, to evaluate the signal quality, network tuning
11. Support wireless parameter configuration, by sending wireless command/data packet, remotely configure or retrieve the module parameter
12. Support fixed point transmission, broadcast, signal channel monitor
13. Comes with development resources and manual (examples for Raspberry Pi / STM32)

What's on board
1. SX1268 LoRa Module
2. 74HC125V: Voltage level translator
3. CP2102: USB to UART converter
4. Raspberry Pi GPIO Connector: For connecting to Raspberry Pi
5. USB TO UART port
6. UART Header: To connect host boards such as STM32/Arduino
7. SMA antenna connector
8. IPEX antenna connector
9. Indicators:
- RXD/TXD: UART RX/TX indicator
- AUX: auxiliary indicator
- PWR: Power indicator
10. UART Select Jumpers
- A: Control the LoRa module via USB TO UART
- B: Control LoRa module via Raspberry Pi
- C: Access Raspberry Pi via USB TO UART
11. LoRa mode selection jumpers
- Short M0, short M1: transmission mode
- M0 short, M1 open: configuration mode
- Open M0, short M1: WOR mode
- Open M0, open M1: deep sleep mode

Specification
1. RF Module: SX1268
2. Frequency band: 410.125 ~ 493.125 MHz
3. Radio frequency: 0.3kbps ~ 62.5kbps (programmable)
4. Transmit power: 22.0dBm (10/13/17/22dBm programmable)
5. Reception sensitivity: -147 dBm (radio frequency 2.4 kbps)
6. Energy consumption:
- Transmission current: 110mA (transient consumption)
- Receive current: 11mA
- Sleep current: 2uA (LoRa module software shutdown)
7. Communication interface: UART (TTL level)
8. Baudrate: 1200 bps ~ 115200 bps (9600 bps by default)
9. Packet length: 240 Bytes (32/64/128/240 Bytes programmable)
10. Cache: 1000 bytes
11. Experimental range: 5km (condition: cloudless and wild, altitude 2.5m, antenna gain 5dBi, radio frequency 2.4kbps)
12. Power supply: 5V
13. Logic level: 3.3V / 5V.
14. Operating temperature: -40 ~ 85 degrees C
15. Applications: Smart home, industrial sensors, building automation, smart meters and other IoT applications
16. Dimensions: 7cm x 12cm x 2cm
17. Weight: 69 g
18. Packing list:
- SX1268 433MHz LoRa HAT x1
- USB Type A plug to micro plug cable x1
- Antenna 433MHz x1

1. Working voltage: 1.8~13.7V
2. Acceptable current: 10 ~ 114 mA
3. Emission current:
- 120mA at + 20dBm
- 90 mA is at + 17dbm
- 29mA at + 13dBm
4. Working frequency: 433MHz
5. Transmit power: +20dbm
6. Sensitivity reception:
- 139DBM lies at Lora & 62.5khz & SF = 12 ??? 146bps
- 136DBM Located in Lora & 125khz & SF = 12 ??? 293bps
- 118DBM is at Lora & 125khz & SF = 6 ??? 9380bps
- 123DBM lies on FSK and 5KHZ and 1.2Kbps
7. Frequency error: +/- 15kHz
8. FIFO space: 64bytes
9. Vote on data:
-1.2K ~ 1300 kbps at FSK
-0.018k ~ 37.5kbps to Lora
10. Modulation mode: FSK, GFSK, MSK, GMSK, Lora TM, Ook
11. Interface Module: SPI
12. Sleep Current:
- 0.2UA Sleep
- 1.5Ua Idle.
13. Working temperature: -40 degrees Celsius- +85 degrees Celsius
14. Digital RSSI function
15. Automatic frequency correction
16. Automatic gain control
17. RF alarm function
18. Low voltage detection and temperature sensor
19. Fast Wake-up and Frequency Skipping
20. Highly configurable package manager
21. SMA IP5306 Antenna

This product is based on Lora radio frequency, 868 MHz (common in North America), 915 MHz (common in Europe) and 433 MHz (common in Asia Pacific)

Characteristics
As night falls, the dazzling neon lights of the streets and alleys illuminate the entire city, making it more dynamic. Of course, the color LED matrix panel is playing an important role. Maybe being at the doors of the shops, maybe being on the bus or taxi, you can always see animations or advertising videos. Sounds good? Why not try it?
1. 4096 individual RGB LEDs, full color display, adjustable brightness
2. 64 x 64 pixels, 3 mm pitch, allows displaying text, colored images or animations
3. Size 192 x 192mm, moderate size, suitable for DIY desktop display or wall-mount display
4. Built-in two HUB75 headers, one for controller data input, one for output, support daisy chain
5. Provides open source development resources and tutorials, for use with Raspberry Pi, Arduino, and so on.
Specifications
1. Size: 192mm x 192mm
2. Pixel: 64 x 64=4096 points
3. Spacing: 3mm
4. Pixel module: 1R1G1B
5. Viewing angle: greater than or equal to 160 degrees
6. Control type: synchronous
7. Guide: 1/32 scan
8. Connector: HUB75
9. Power supply: 5V/4A (VH4 connector input)
10. Power: less than or equal to 20W
List of packages
1. RGB-Matrix-P3-64x64 LED matrix and accessories x 1
2. Power terminal adapter x 1
3. 16P cable about 30cm x 1

1. Pixel VGA-30W, frame rate up to 30FPS in Full HD VGA, smooth video output
2. Driver-free plug-and-play, support UVC protocol, high-speed USB 2.0 output, 480Mbps transfer rate
3. GC0308 HD sensor chip, low noise, low power consumption, high sensitivity
4. It can be applied to facial recognition, security monitoring, smart home, mobile payment, etc.
5. Pixels: 0.3 megapixels (648x488)
6. Light sensitive chip: GC0308 (1/6.5 inch) CMOS
7. Format: MJPEG, YUY2, YUV
8. Frame rate: 30 fps 24 Mhz, VGA
9. Interface: USB 2.0 driver-free, plug-and-play
10. System Compatibility: Windows, Android, Linux
11. Size: about 38 x 38 mm

Hardware specifications.
1. Chipset: Espressif-ESP32-SCROOM, LAN8720A Ethernet chip, SI 3404 power management chip
2. Flash: 4 MB
3. RAM: 8 MB
4. SRAM: 520 KB SRAM
5. Button: robot, rest
6. External device: TF card slot, Type-C interface, PA2369NL 1825-S transformer, HR861153C Ethernet-Poe interface
7. USB to TTL: CP 2104
8. Modular interface: SD card, UART, SPI, I2C, PWM, I2S, ADC
9. Satellite clock: 32.768 MHz crystal oscillator
10. Operating temperature range: -40 degrees Celsius to +85 degrees Celsius
11. Dimensions: 70x52.3x17mm
12. Weight: 26.85 g

Power Specifications
1. Power input: USB Type-C 5V
2. HR861153C Ethernet-Poe Ethernet interface: 50V
3. Working voltage: 2.7V-3.6V
4. Output current: about 1.2a
5. Charging current: 500mA
6. USB: USB Type-C

Wifi
1. Standard: FCC / CE-RED / IC / TELEC / KCC / SRRC / NCC (ESP 32 chips)
2. Protocol: 802.11 B/G/N (802.11n, 150Mbps acceleration) A-MPDU and A-MSDU Aggregation, support 0.4? protection interval
3. Frequency range: 2.4Ghz~2.5GHz (2400m~2483.5m)
4. Transmit Power: 22 dBm
5. Communication distance: 300 meters

Bluetooth
1. Protocol: Complies with Bluetooth V4.2BR/EDR and BLE standards
2. Radio frequency: -97 DBM Sensitivity NZIF Receiver Class-1 Class-2 Class-3 Emitter AFH AFH
3. Audio: CVSD & SBC Audio

Software Specifications
1. Wi-Fi Mode: Workstation / SoftAp / SoftAp + Station / P2P
2. Security mechanism: WPA / WPA 2 / WPA 2-Enterprise / WPS
3. Encryption type: AES / RSA / ECC / SHA
4. Firmware Update: Download UART/OTA (Download and write firmware via network/host)
5. Software development: Support cloud server development / SDK for user firmware development
6. Network Protocol: IPV 4, IPV 6, SSL, TCP/UDP/HTTP/FTP/MQTT
7. User configuration: + instruction set, cloud server, Android / Iosapp
8. OS: Freertos

Overview
This is a 5.5 inch AMOLED display. Compared with LCD, it has the advantages of high contrast, wide color gamut and wide viewing angle, which can provide a vivid and delicate visual experience.

Characteristics
1. 5.5-inch AMOLED, 1080x1920 resolution
2. Tempered glass capacitive touch panel, 6H hardness
3. Supports popular mini PCs such as Raspberry Pi, Jetson Nano and general desktop computers
4. When working with Raspberry Pi, it supports Raspbian/Ubuntu/Kali/Retropie, without drivers
5. When working as a computer monitor, it supports Windows 10/8.1/8/7, five-point touch and free driver
6. 3.5mm audio jack, support HDMI audio output
7. M2.5 screw holes for easy mounting

Package Contents
1. 5.5 inch HDMI AMOLED x1
2. HDMI cable x1
3. USB Type A plug to Micro B plug cable x1
4. HDMI adapter (B) x1
5. USB adapter (B) x1
6. Screw package x1