MD4030 Underground Metal Detector, Measuring Range: 1-30cm, MD4030 Black

Characteristics:
1. Two operating modes: full metal mode, recognition mode
2. Volume control: Adjust the volume of the speakers and headphones
3. Headphone interface: You can connect headphones to use (not supplied)
4. Pointer display: The pointer will swing with the metal discovery
5. Waterproof Detection Disc: The metal detector can be used in shallow water
6. Adjustable lever: adjust the length of the metal detector

Application:
1. Search metal objects buried underground. You can find coins, ruins, jewelry, gold and silver ornaments everywhere. Widely used in security inspection, outdoor treasure hunting, metal inspection, etc.

Specifications:
1. Power supply: 2 x 9V (6F22) (without battery)
2. Frequency: 5.0KHz
3. Current: 10mA static, up to 70mA
4. Voltage: 7.2-9.6V.
5. Sensitivity: US 25 cent: 130 mm
6. Display mode: mechanical pointer mode, audio mode
7. Telescopic length: 30.7-42.5 inches
8. Probe diameter: 7.87 inches