1. simple operation, compact design, easy to save, low failure rate.

2. sensitivity is very easy to detect the size of a pin (or even less), metal items. Requirements under the regulation of the sensitivity of the scene.

3. have the battery undervoltage instructions (LED lights Always).

4. are commendable style products in the same paragraph of the highest cost-effective.

5. alarm means has sound and light, vibration, two types of alarm.

6. It has become conventional antitheft security equipment in industrial enterprises.