Brief Introduction
This metal detector can be used for the detection and identification of metals buried underground. It is easily operated, has high resolving power and is extremely accurate.
Technical Parameters
Max. Detecting Depth: 0.7m, in sand (for aluminum plate: 60 x 60 x 1 cm)
Master Frequency: 20kHz土2kHz
Signal Frequency: 350Hz士20Hz
Power Dissipation: quiescent power dissipation< 0.1W, max. power dissipation< 0.5W
Battery: 9V, 6F22, two pieces