1. Wavelength: 850nm
2. Easy to use, just rotate and screw with the front of the lens
3. Scope of application: Suitable for HCB0991 digital microscope with standard L10 lens and L100 Lens
4. Good quality and long life
5. Note: This product must be used with HCB0991 products, other products can not be used

1. Built-in sound card, reverb chip. Clear sound, good reverb, low noise. When you use it, you will not need any additional phantom power equipment.
2. USB interface, plug and play, easy connection. No additional driver or power supply required, just plug the USB cable into the device to get started.
3. The microphone can be used for various occasions, such as: online meetings, business meetings and negotiations, video/audio chat, Skype, games, classroom, conference, church etc.

1. Projection technology: 4.0 inch LCD
2. Bulb type: LED
3. Brightness (lumens): 1600 lms
4. Original resolution: WVGA 800x480P
5. Supported Resolution: SVGA(800x600) / XGA(1024x768) / 720P(1280x720) / WXGA(1280x800) ...
6. Contrast ratio: 1000:1
7. Connector: HDMI / USB * 1 / VGA / TF / AV / Audio (3.5mm)
8. Lamp life (hours): 30000
9. Projection distance: 1-4m
10. Lens: Manual focus
11. OSD Languages: English, French, German, Spanish, Italian, Portuguese, Russian, Polish, Arabic, Chinese, Turkish, Japanese, Thai, Vietnamese, Dutch, Hungarian, Czech, Romanian, Greek, Finnish, Swedish, Norwegian, Danish, etc.
12. Projection screen size (inches): 36-150
13. Input voltage (V): 110V-240V, 50-60Hz
14. Power consumption (W): 45W
15. Quick start: 5s
16. Built-in dual speakers: 2*3W
17. Application fields: home theater and entertainment, early childhood education
18. Can the Wifi connection
19. Standard accessories: User manual, power cord, remote control, HDMI cable, AV cable
20. Dimensions: 197x166x78mm
21. Weight: 1 kg

1. Just press and ask Alexa to easily find, launch and control content.
2. No programming or pairing required, insert a new AAA battery and it works great. Search through hundreds of channels and apps to find the content you want to watch. (Batteries not included)
3. Quickly jump to your favorite scenes with standard navigation and playback controls.
4. Comfortable buttons with silicone material for sensitive operation and long-lasting use
5. Material: ABS
6. Color: Black
7. Applicable models: for Amazon Fire TV Stick
8. Remote control distance: more than 8 meters

Model: F220
Lens diameter: 5.5mm
Camera light source: 6 adjustable LEDs
Operating Temperature: 32 to 113 F (0-45 degrees)
Battery: 1800mAh lithium battery
Working time: 1.5 hours
Power input: DC 5V 500mAh / 1A
Waterproof: IP67 (lens only)
Focal length: 5cm-infinity
Camera resolution: 2560x1920
Sensor pixels: 5 million pixels
Viewing angle: 70 degrees
Support system: IOS Android
Photo format: MJPEG
Video Format: MP4

1. Camera Outer Diameter: 8mm
2. Resolution: 640*480,1280*720,1600*1200
3. Waterproof level: IP68
4. Light: 8 adjustable white LEDs
5. Support system: Android / Windows 2000 / XP / Vista / Windows 7/8/10 Mac OS
6. It can be applied to waterproof underwater camera inspection, narrow pipeline inspection (sewer, drainage pipe); mechanical inspection; motor vehicle parts inspection; security/crime detection; archaeological detection; home care;
7. Designed with foldable technology, it can bend the rigid cable and maintain its shape during inspection.
8. It also has a 360 degree rotation angle, you can easily choose any viewing angle
9. Length: 2 meters

Characteristics
1. Payload capacity of 280g/9.9oz
2. Supports native camera control
3. Instant vertical and horizontal transition
4. All-in-one intuitive panel
5. Magic Mode: Built-in creative shooting templates
6. Always in focus
7. Intelligent gesture control
8. No bigger than your palm
9. Advanced shooting modes: Fast Tracking, Slow Motion, Time-lapse, Inception Mode, Sport Gear Mode, Vertigo Mode
10. Ergonomic design
11. Craftsmanship in every detail
12. Expand your possibilities
Specifications
1. Gimbal weight: 412g
2. Payload: 280g
3. Gimbal dimensions (normal): 120x120x265 (LxWxH) mm
4. Gimbal dimensions (folded): 145x50x180 mm
5. Mechanical angles:
- Overview: 340 degrees
- Roll: 300 degrees
- Tilt: 140 degrees
6. Battery:
- Standard voltage: 7.4V
- Capacity: 2000 mAh
- Battery life: 20 hours (in balanced state)
- Charging time: 2.5 hours
7. Supported Phones: Suitable for OnePlus 10 Pro, OnePlus 8 Pro, OnePlus 7T, Honor 30, Honor V20, Honor 20, Honor 20 Youth Edition, Honor 10, Honor 8X, Honor Magic2, iPhone 11, iPhone HUAWEI Mate 30 5G Pro, HUAWEI Mate 20(UD), HUAWEI Mate 9, HUAWEI Nova 7 Pro 5G, HUAWEI Nova 5i Pro, HUAWEI Nova 5 Pro,Xiaomi 10, nubia Z17 Mini, VIVO X50, VIVO X27, Samsung Galaxy Z Flip, Samsung Galaxy S9, Samsung Galaxy S20+, Samsung Galaxy Note10+ 5G (More phones are in the process test. For more compatible plans, follow the updates).Supported smartphone width of 60~88mm
8.Bluetooth: V5.1
9. Bluetooth control range: 5m
10. App functions: Built-in camera control, App camera, Camera control, Zoom control (button zoom, auto zoom), Focus control, Object tracking, Time-lapse, Panorama, Smart gesture control, Slow motion, Manual mode, Quick Look Back, Auto edit/Pattern shot
11. Gimbal functions: Inception mode, PhoneGo, Vertical mode (auto rotation), Re-centering, Follow functions (all locked, tilt, yaw, FPV model)

1. Using the rotary encoder used in high-end speakers, continuous tuning, smooth hand feeling, one-key start and stop
2. High quality all-copper DC plug, long lifespan
3. 3.5mm audio output, connected to the active power box
4. Free large surface heat sink
5. Number of channels: dual left and right channel (stereo)
6. Protection mechanism: Power reverse connection protection, short circuit protection, overheat protection with automatic recovery
7. Purpose: Bluetooth speaker amplifier motherboard
8. Bluetooth version: 5.0
9. Speaker adapter: 0-200W 4 ohm 8 ohm 16 ohm
10. Transmission distance: 15 meters (without blocking)
11. Power supply voltage: DC 5-24V
12. Dimensions: 56x50x18mm

1. The hose bracket can be bent at any angle
2. Built-in 8 LED lamp beads, the brightness can be adjusted, the light is uniform, soft and not dazzling
3. 50-1000X focus, smooth and convenient
4. Scope of application: industrial maintenance inspection, textile, jewelry identification, printed matter, experimental research
5. Magnification: 50-1000X
6. Video pixels: 640x480, 1920x1080 (MAX)
7. Image Sensor: 1/6.5 \\\" color CMOS image sensor
8. Image resolution: 640x480, 1920x1080
9. Video resolution: 640x480
10. Data format: JPEG/AVI
11. Focus mode: manual
12. Image format: JPG/BMP
13. Light source: 8 LED lights (brightness can be adjusted)
14. Focus range: 0-40mm
15. PC resolution and frame rate: 640x480/26FPS, 1280x720/26FPS
16. Sensitivity: 2.5V/lux.s
17. Signal to Noise Ratio: 42dB (MAX)
18. White balance: automatic
19. Exposure: automatic
20. Operating System: Win10, Win8, Win7, Vista, WinXP, LINUX
21. Lens structure: 2G+IR
22. Aperture: F4.5
23. Lens viewing angle: 16 degrees
24. Interface and signal transmission mode: Micro/USB2.0
Packing list:
-Microscope x 1
-Bracket x 1
-Calibration ruler x 1
-Installation disc x 1
-Instruction manual x 1

1. Lightweight, easy to carry.
2. Convenient for travel and daily use.
3. The universal socket is available for the following plugs: UK, AU, US, EU.
4. Input current / voltage:
- 15A / 125V
- 10A / 250V

1. Color: Golden
2. Material: Iron + PA66
3. TRANSPORT VOLTAGE: AC 500V (50Hz) / min
4. Rated load: DC 50V 0.2A
5. 10 pieces will be shipped
6. Size: 5.8cm x 1.2cm x 1.2cm

Specifications
1.Solar cell type: 156 monocrystalline cell
2.Surface: tempered glass
3.Frame Material: Anodic oxidation aluminum alloy
4.Back panel material: 0.25mm PET
5.Power: 5.0W ± 5%
6.Working voltage: 6.0V ± 5%
7.Operating current: 833 mA ± 5% (max)
8.Open circuit voltage: 7.2V ± 5%
9.Short circuit current: 916mA ± 5%
10. For use with: Solar Power Manager

Note: The above specifications are tested under standard conditions: radiation intensity 1000W/m2, 25℃, air quality AM1.5.

1. Projection technology: LCD
2. Physical resolution: 1920*1080p
3. Light source brightness: 200 ANSI Lumens
4. Light source life: 20,000 h
5. Power consumption of the whole machine: 100W
6. Speaker: 4 ohm 3w * 2
7. Projection size: 30-120 inches
8. Projection distance: 1-5m
9. Projection ratio: 1.32: 1
10. System: Android 7.1
11. Keystone Correction: Electronic Keystone Correction (up and down)
12. Interface: 1*HDMI input, 1*USB 2.0 input, 1*3.5mm output, 1*AV input, 1*power input
13. Built-in high-quality sound effects, built-in two 4 ohm 3W speakers and a sound cavity, you can experience the cinema sound at any time
14. Stability is relatively good, fan noise is small, almost silent
15. Top cover material: metal
16. Dimensions: 230x179x84mm
17. Weight: about 2200g
18. Suitable for family entertainment, family gatherings, small office meetings, etc.

1. Rated voltage: 250 V~
2. Rated current: 10A
3. Lightweight, easy to carry and for daily use.
4. Made of durable PC, which makes the product more sturdy and fireproof.
5. Scope of application: Suitable for all types of mobile phones, tablets, digital cameras, notebook computers, home desktop computers and other digital products
6. There is a dust cap in the jack to effectively protect the internal circuit and extend its life.

Characteristics:
1. Distance / speed / angle / height / block mark measurement, integrated equipment
2. Built-in 3.7V 750MAH lithium polymer battery, measuring 30,000 times on a single charge after fully charged
3. The charger discharges 800 times
4. Double-shell injection molding, maximum structural capacity measurement
5. Binocular rangefinder is a portable laser rangefinder binoculars plus optical instruments
6. Laser telescope combined function
7. It has high accuracy, measures distance in a short time, visual power consumption display and automatic shutdown, etc.

Product Specifications:
Maximum measuring distance: 3-600 / 1000/1500M.
Product weight / dimensions: 185 g / 104 x 72 x 41 mm
Accurate speed: 1 hour 5 km
Magnification: 7X
Select unit: M, Y
Wavelength: 905nm
Lens diameter: 25mm
Eyepiece aperture: 16mm
Range: 3 degrees adjustable diopter
Working temperature: -20-50 degrees
FOV: 7 degrees
Power: 750MAH lithium polymer battery

Package Contents
1 x Rangefinder
1 x rope
1 x Cleaning Cloth (Camera Lens)
1 x Instruction Manual
1 gift box
1 x 750MAH lithium battery

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

Features B>
1. 36MP Digital Camera: With 36MP, 1080P movie size, f/3.2 and 16x zoom, the 2.88-inch IPS display camera is a powerful yet palm-sized unit.
2. Intelligent detection: With face detection and smile detection functions, when a smile is detected, the camera can intelligently track the face and intelligently shutter. Beauty mode can make you more attractive.
Powerful Functions: 2S/5S/10S Selfie and anti-shake mode, make the camera more user-friendly when taking photos and videos, support MAX.128GB external memory card, which can store larger HD files.
3. Powered by rechargeable battery: Powered by built-in rechargeable battery, the camera can be charged by computer or power bank via USB cable. Auto shutdown saves power.
4. Lightweight and Portable: Easy to carry. 1/4 inch bottom thread provides universal compatibility with tripods and monopods.
Specifications B>
1. Display: 2.4 inch IPS LCD screen (4:3)
2. Focal length: F = 7.36mm
3. Aperture: f/3.2
4. Image Sensor: 8MP CMOS image sensor
5. Video Size: 1920x1080 HD, 1280*720 HD, 640x480
6. Image resolution: 36m (7936x4480 HD); 24m (5600x4200); 20m (5200x3900); 12m (4000x3000); 10m (3648x2736); 8m (3264x2448); 7m-wide (3648x2048 HD); 5m (2594) (2048x1536)
7. Memory Card: Support SD memory card and MMC card (4GB to 128GB, card not included)
8. File format: JPG, AVI
9. Selfie: 2S / 5S / 10S
10. Digital zoom: 16x
11. White balance: Auto / Daylight / Cloudy / Fluorescent / Tungsten
12. Exposure compensation: -3.0 ~ + 3.0
13. USB Port: USB 2.0
14. AUTO OFF: 1 minute / 3 minutes / 5 minutes / No stop
15. Power supply: 750mAh rechargeable lithium battery
16. Operating system requirements: Compatible with Windows XP / Vista / 7/8/10; Mac10.2.
List of packages B>
1. Camera x 1
2. USB cable x 1
3. Lanyard x 1
4. Power adapter x 1
5. Carrying bag x 1
6. Manual x 1

Size:

package weight

Weight of each package 0.42kgs / 0.93lb One size fits all product 16cm * 10cm * 8cm / 6.3inch * 3.94inch * 3.15inch Quantity of a box 40 Weight of a box 17.00kgs / 37.48lb Dimensions of a box 42cm * 42cm * 33cm / 16.54inch * 16.54inch * 12.99inch

Characteristics
1. CPU: Amlogic S905X4 Quad Core ARM Cortex A55 64-bit
2. GPU: G31 MP2 GPU processor
3. DDR: 4GB
4. eMMC: 32GB
5. Wi-Fi: IEEE 802.11 a/b/g/n/ac;2.4G/5G
6.BT: Support BT4.X
7. Shell material: plastic
8. Interfaces:
- HDMI x 1: HDMI 2.1, HDMI CEC support, Dynamic HDR and 8K x 4K resolution output 24
-USBx2: USB 3.0;USB 2.0
- IR Receiver x 1: Remote receiver connection
- RJ45 x 1: Ethernet interface; Support 10/100M/1000M
- TF CARD x 1: Support 4GB/8GB/16GB/32GB/64GB (not included)
9. Power supply: DC 5V/2A
10. Operating System: Android 11
11. Video: Amlogic Video Engine (AVE) with dedicated hardware decoders and encoders
12. Support multiple "protected" video decoding sessions and simultaneous decoding and encoding
13. Video/Image Decoding:
-VP9-2 profile up to 8Kx4K 24 fps
- H.265 HEVC MP-10 L5.1 up to 8Kx4K 24 fps
- AVS2-P2 profile up to 8Kx4K 24 fps
- H.264 AVC HP L5.1 up to 4Kx2K 30fps
- MPEG-4 ASP L5 up to 1080P 60fps (ISO-14496)
- WMV/VC-1 SP/MP/AP up to 1080P 60 fps
- JiZhun AVS-P16(AVS+)/AVS-P2 profile up to 1080P 60fps
- MPEG-2 MP/HL up to 1080P 60 fps (ISO-13818)
- MPEG-1 MP/HL up to 1080P 60 fps (ISO-11172)
- RealVideo 8/9/10 up to 1080P 60fps
- Video support for subtitles in multiple languages ​​and multiple formats
- MJPEG and JPEG decoding with unlimited pixel resolution (ISO/IEC-10918)
- Support JPEG thumbnails, resizing, rotation and transition effects
- Supports *.mkv,*.wmv,*.mpg, *.mpeg, *.dat, *.avi, *.mov, *.iso, *.mp4, *.rm and *.jpg file formats
14. Audio:
- Supports MP3, AAC, WMA, RM, FLAC, Ogg and programmable with 7.1/5.1 down-mixing
- Low consumption VAD
- Built-in SPDIF/IEC958 serial digital audio input/output and PCM input/output
- 3 built-in TDM/PCM/I2S ports with TDM/PCM mode up to 384kHz x - 32bit x 16 channels or 96kHz x 32bit x 32 channels and I2S mode up to 384kHz x 32bit x 16 channels
- PDM digital microphone input with programmable CIC, LPF and HPF, supports up to 8 DMICs
- Built-in stereo audio DAC
- Supports simultaneous output of dual stereo audio channels with combination of analog+PCM or I2S+PCM
15. Image: JPEG HD, BMP, GIF, PNG, TIF
16. Language: Multilateral languages ​​English, French, German, Spanish, Italian, etc.
Applications
1. Online: Browse all video websites, support Netflix, Hulu, Flixster, Youtube, etc.
2. Apps: Apps can be downloaded freely from Android Market, Amazon App Store, etc.
3. Medium: Local media playback, support HDD, U disk, TF card.
4. Talk online: Support SKYPE, MSN, Facebook, Twitter, QQ etc video calls
5. Others:
- Support email, office dress etc.
- Support DLNA function
- Supports 2.4G wireless mouse/keyboard

1. 3.5mm Male to XLR CANNON 3 Pin Male Adapter Cable.
2. This cable is designed to connect a digital audio player or similar device to a professional audio device.
3. It is ideal for connecting a laptop or similar device to a mixing console.

1. 15.6 inch 1920*1080 FHD LED screen, luxury enjoyment.
2. Brightness 250cdm2, contrast 16:9, viewing area: 34.3x19.1cm.
3. Support SD memory card up to 35GB (not included).
4. Built-in 8ohm 2wx2 speakers.
5. Slideshow with background music.
6. Built-in calendar, clock, alarm clock, auto power on/off schedule.
7. With seven key control buttons, infrared remote control reception.
8. Multimedia playback: Single loop images or video or music, can also be mixed (create continuous loop for images and videos)
9. Start autoplay: Set startup autoplay (for example, startup autoplay music, pictures, videos, mixed)

1) Converts the plug of one country to the plug of another country

2) This universal adapter is a compact one-piece unit with 4 international adapters and provides a child safety shutter, power indicator light and surge protector.

3) This item fits plugs in Europe / UK / USA / China / Japan / Australia / Spain and almost all countries in the world.

4) LED charging indicator

5) Includes a travel case for easy storage

6) USB output: DC 5V / 1000mA

7) Electrical rating: 250V (10A)

8) World travel adapter covers more than 150 countries

9) Dimensions: 75x52x45mm