GFX7000 Long Range Underground Metal Detector for Treasure Hunter Deep Gold Detector Silver Copper Mining Finder

DIY Supplies: Electrical
Power Type: Rechargeable
With LCD Screen Or Not: Yes
Model Number: GFX7000
Brand Name: GRAIGAR
Operating Principle: MPS
Depth: 3-5 meter
Coil: 11"inch
Sensitivity: US 25 Cent: 180mm
Feature: Searchcoil waterproof
Applicable: Science Education, Parents-Kids Activity
Techonolgy: Pulse Induction