12V DYP-2HD01 Vibration Sensor for Security Detecting, Car Anti-Theft System, etc

Vibrating sensing system consists of buzzer and contact springFeatures fast response, high sensitivity and excellent performanceInput Voltage: 12VOutput: 0V, low levelWorking Current: 6-12mAthis vibration sensor utilize buzzer and contact spring its vibrating systemSize (L x W x T):Approx 1.9 x 1.5 x 0.8 inchCable Length: Approx 38.5 inchPackage Included:1x Vibration SensorNote:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.