Features: 1.Based on the detection of human infrared spectrum and microwave Doppler effect, the advanced signal analysis and processing technology can effectively prevent the false alarm caused by various environmental factors. 2.Widely used, suitable for family, villa, factory warehouse, shopping malls, office buildings and other places of safety prevention. 3.Using MCU control, Doppler effect + energy analysis, it has professional performance. 4.The microwave adopts X-Band planar antenna, which has stable singal. 5.Microwave detection range is adjustable, it can meet your different needs. 6.With automatic temperature compensation function, and the anti-white light ability more than 6500LUX. 7.With LED ON/OFF optional, pulse count 1P/2P optional, alarm trigger AND/OR optiona, alarm output NC/NO optional. 8.Adopt SMT technology, super anti - electromagnetic interference ability. Specification: Condition: 100% Brand New_x000D_ Item Type: Infrared Alarm_x000D_ Material: ABS plastic_x000D_ Color: As the picture show_x000D_ Working Voltage: DC10V-16V_x000D_ Operating Current: 35mA(DC12V)_x000D_ Detection Range: Approx.12m/39.4ft_x000D_ Detection Angle: 100 Degrees_x000D_ Installation: Wall-mount_x000D_ Installation Height: 2.2m/7.2ft is Recommended_x000D_ Detection Method: Doppler Effect + Energy Analysis_x000D_ Sensor Type: Dual Low Noise Pyroelectric Infrared Sensor_x000D_ LED Indicator: Green is Infrared, yellow is microwave, red is alarm_x000D_ Alarm Switch: Electromagnetic relay or optocoupler relay_x000D_ Alarm Output: NC/NO optional, Contact Capacity 28VDC, 100mA_x000D_ Undetachable Switch: Normally closed and no voltage output, contact capacity 28VDC, 100mA PackageList: 1 x Infrared Alarm1 x Bracket1 x Mounting Screw Pack1 x Instruction