Handheld and light weight,easy to use. There is a battery undervoltage indication (the LED light is always on).
It can be used for public security in airports, railway stations, docks, customs and frontier defense as well as quality control of medicine, food and other commodities.
The alarm mode has two alarms sound and light, vibration, high sensitivity.
Simple operation, exquisite design, easy storage and low failure rate.
Sensitivity is easy to detect a metal object of size (or even smaller). Sensitivity can be adjusted according to site requirements.