Main functions:
*It has ground balance function and can eliminate "mineralization reaction".
*It can differentiate ferrous metal from nonferrous metal.
*It has adopted a intelligent operation system.
*It has small weight and long work life.
*It can identify metal sound through earphone.
*It features broad detecting range, accurate positioning, and great distinguishing capacity.

Product parameters:
Max detecting depth:1.5---5 meters(Manifold models are optional)
Sound frequency:400 Hz.
Working current:
12DCV "AA"(Alkaline) 8X1.5 V
Signal frequency:7 Khz
Power consumption:0.6 W
Weight:3.2 Kg