You can use this product with any compass! The purpose of the device is to increase the signal of the gold in the soil and, accordingly, make it easier to find it with your Compass!Just switch it ON and leave it on the ground while looking for gold with your compass! GOLD AMPLIFIER enhance the signal of gold objects up to 1000 meters radius and up to 10 meters deep!
- Frequencies: GOLD – Multi Frequency
- Battery: 9V
- Warranty: 2 years