This is a professional underground gold metal detector with the adoption of the latest technology and it represents a new generation of metal detector.
This underground gold metal detector uses big coil and has large detecting area, high sensitivity and sonorous audio alert.
It also has the function of recognize ferrous and non-ferrous metals.
Except of being used in archaeology, searching metals that hide in underground, it can also be used for army of mine-sweeper.
The detecting range is always longer than 30cm when the being detected objects are larger or the same of a RMB coin.
Besides, the device can be stored with the temperature ranging from -28 to 65 and the operating temperature is 10 to 60 So there is no need to worry about the temperature condition.
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Specifications Detection Range:≥ 30cm(for a RMB one YUAN Coin or for a US quarter) Signal Frequency:9.
6kHz Audio Frequency:400Hz Connecting Rod Length:1.
05M Detecting depth:3-5 meters Detector mode:balance detection / identification detection Main vibration frequency:4.
19MHz Signal frequency:7.
2KHz Power:DC9V (battery 1.
5VAA 6), Current: 40MA Frequency 465kHZ ± 2kHZ Headphones frequency 450kHZ ± 2kHZ Power:0.
5W Operating temperature:10 -60 Storage temperature:-28 -65 Packing Size:850*320*180mm Color:White/Green(Optional) Net Weight:4.
50kg Accessories Professional Underground Gold Metal Detector