Description:

1. It can detect and identify the metals under ground
2. It has ground balance setting, which will eliminate the affect of “Mineralization reaction”.
3. It can distinguish ferrous metal and non-ferrous metals
4. Adopt intelligent operating system
5. Packing with high-strong ABC material, light and long-lived
6. You can use earphone to recognize metal sounds 

Technical specifications:
1. Power supply: DC 12V
2. Emitting Frequency: 6.99KHz
3. Signal Frequency : 437Hz
4. Acoustics Frequency: 400HZ
5. Sensitivity:
(1). Smalll detect plate can detect 25-30cm ( USD25 sent)
(2). Big detect plate can detect 35-40cm ( USD25 sent)
6. The Detecting Depth (Max):
(1). Smalll detect plate can detect 1.5 meters
(2). Big detect plate can detect  3.0-3.5 meters
(note: the sample object for detecting above is a 60x60x1 CM ) aluminium board

7. Packing dimension: 820(L) X 170(W) X 320(H) mm
8. Unit weight: 3.2 kgs
9. Gross Weight for a carton: 21.2kgs
10. Net Weight for a carton: 12.4kgs
11. Carton Dimension:  680(L) X 340(W) X 845(H) mm

Each detector is attached a piece of guarantee and it is free to be repaired during the length of warrantee unless he circuit is changed by user himself.