Highly sensitive;

Simple and convenient to use, no adjustment is required;

The detection distance will not be changed when the battery voltage drops from 9Vto about 7V;

Low power consumption, can work for 40 hours continuously;

There is automatic and continues alarm when the battery is used up;

Switch on/off audio prompt function;

With external rechargeable socket hole;

Has audio, light and vibration handoff switch..

Applications

Electronic detection inspection at airports, railway stations and wharfs;

Security inspection of customs, public securities, frontier defense and safeguard authorities;

Quality inspection of medicine and food commercial systems

Security inspection of important sites and playgrounds;

Noble metal detection, such as gold or silver jewelry manufacturing plants.