MD970 Waterproof High Sensitivity Metal Positioning Rod Adjustable Sensitivity Metal Detector Parameter: 1. The sensitivity distance of detecting one-yuan coin is ≥5cm 2. Detection method: vibration, sound alarm 3. 4 alarm modes can be adjusted, press and hold the key for 3~4 seconds to enter the adjustment mode (sound + vibration low sensitivity; sound + vibration high sensitivity; vibration low sensitivity; vibration high sensitivity) 4. Power supply: 9V battery (need to buy by yourself) 5. Working environment: temperature minus 20-60 degrees Celsius 6. Dimensions: 215.5x41.5x43.52 mm 7. Weight: about 220 grams 8. Scope of application: security inspection, metal detection, treasure hunting, etc. Features: 1. Beautiful and practical, light and portable, with special hanging accessories, easy to use 2. Waterproof grade IP68, full waterproof for 10 meters underwater 3. High stability, high sensitivity, 360-degree detection 4. The front detection head is equipped with a high-brightness LED light, which can be used as a lighting tool 5. Simple operation and convenient use