sell Hand-held metal detector-GC1001
1, Easy and convenient to operate
2, The manual part makes anti-smoothy design
3, Two sides both alarm with flashing red light when detecting metal articles.
4, Low battery waste:no waste when stop working, below 1mA when working.
5, Super-high accuracy and sensitivity that be able to detect very small metals(up to 0.1g)
6, The system be able to inspect power source and battery failure, power insufficient .
7, Alarm in different sounds according to different metals, and connect earphone available in harmonious surroundings.