Features: 1.Photoelectric vibration sensor with adjustable sensitivity. 2.With micro-processing controller to reduce false positives. 3.Low power consumption, tampering function, alarm indication 4.Small size, convenient in use, elegant style, perfect decoration. 5.Flexible installation, widely applicable to almost all environments. Specification: Features:_x000D_ _x000D_ Photoelectric vibration sensor with adjustable sensitivity. _x000D_ With micro-processing controller to reduce false positives. _x000D_ Low power consumption, tampering function, alarm indication _x000D_ Small size, convenient in use, elegant style, perfect decoration. _x000D_ Flexible installation, widely applicable to almost all environments. _x000D_ _x000D_ Specifications:_x000D_ Condition: Brand New_x000D_ Material: ABS_x000D_ Color: White_x000D_ Working Voltage: 9V DC_x000D_ Working Current: 15mA_x000D_ Alarm Contact: NC, 12V DC, 15mA Maximum_x000D_ Tamper Contact: NC, 12V DC, 15mA Maximum_x000D_ Alarm Time: 2.2s/min_x000D_ Warm-up Time: 1 minute_x000D_ RFI: 25V/m, 10Mhz~1Ghz_x000D_ Operating Temperature: -5C~50C_x000D_ Storage Temperature: -30C~55C_x000D_ Size: Approx. 83 x 24 x 24mm/3.3 x 0.9 x 0.9in_x000D_ Package Weight: Approx.36g/1.3oz_x000D_ _x000D_ Package List:_x000D_ 1 x Detector_x000D_ 1 x User Manual