Applications:

1. Electronic detection inspection at airports, railway stations and wharfs;

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

3. Quality inspection of medicine and food commercial systems;

4. Security inspection of important sites and playgrounds;

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

Detection distance:

1. Pin 30-60mm;

2. 64 model handgun 150mm;

3. 6 inch long knife 160mm;

4. Diameter 20mm;

5. Steel ball 90mm.

Feature:

1. Highly sensitive;

2. Simple and convenient to use, no adjustment is required;

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

4. Low power consumption, can work for 40 hours continuously;

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

6. Switch on/off audio prompt function;

7. With external rechargeable socket hole;

8. Has audio, light and vibration handoff switch..