Mode：GT850

1. Power supply: 2 x 9V (6F22)  

2. Frequency: 4.56 KHz  

3. Current: static: 10mA  

The biggest: 70 ma  

4. Voltage: 7.2-9.6V  

5 sensitivity: US 25 cents: 180-200mm  

6. Display mode: mechanical pointer mode  

Voice mode

7. Expansion length: 78-115cm  

8. Diameter of search coil : 25x25cm  

9. Color: Black or OEM  

Inner box：45x26.5x10cm

outside carton：10pcs/carton，54x52.5x47cm