50m diamond/gold detector VR3000 Long Range King Metal ...
VR3000 detect s 6 kinds of metal: Gold, Diamond, silver, Lead,Tin,and Aluminum, especially detecting diamond & gold Function: (1) We add a function of indicator lights. These indicator lights show 20 different distances between the user with a receiver and the transmitter. (2) Most common frequencies are Gold, Diamond,Silver, Lead, Tin and ...