1. Audio and visibility LED display 2. Power-on indication (white LED) 3. Target indicator (green/red LED) 4. Sensitivity adjustment function 5. It can detect undetectable metals buried in beaches, caves, grasslands, etc. (such as coins, cultural relics, jewelry, gold, silver, etc.). This detector is versatile, simple and easy to operate, and is a good helper in search work. 6. Power supply: 9V standard or rechargeable battery (not included) 7. Working frequency: 90KHz 8. Audio: 2.3KHz 9. Working current: 50mA 10. Working voltage: 9V 11. Temperature range: -5~55 degrees Celsius 12. Net weight: 120G 13. Appearance size: 19.2(L) x 6.5(W) x 2.2(H)cm
