earthSCAN 

The GMT is White’s answer to the great American gold rush! With automatic ground balancing and an easy-to-read meter, this metal detector doesn’t waste your time with intricate settings. Instead it puts the best gold hunting tools in your hands, ready to go! The most exciting aspect of White’s GMT is that it is driven by an advanced microprocessor that will ignore all of the harsh ground minerals found in gold-bearing areas. The Goldmaster GMT was created for affordability and success in the most exciting aspect of metal detecting - gold prospecting!