It is designed to meet the exact requirements of the security industry. It applies to body search for offensive weapons like knife, gun and so on, detecting metal articles for factory and store use.
## Product Description
Easy to carry on, simple operation, exquisite design, and convenient conservation
High accuracy, can detect ferrous metal and non-ferrous metal
High sensitivity, can easily detect pin-sized metal articles (Even less than 0.1g weight)
Low battery voltage reminding
Alarm: sound, light, and vibration alarm simultaneously
Power supply: one 9V battery