Features: This is a small wired curtain passive infrared detector with graceful appearance, it can be installed on the wall. Suitable for use with a balcony, windows, doors, corridors and other locations of safety precautions. Circuit with anti-RF interference, automatic temperature compensation, pulse count optional, can rapidly response. Intelligent logic to prevent false alarms. It needs to work with wired alarm host. Note: Do not mount the unit in direct sunlight or near heat sources. Specifications: Working Voltage: 12V Detection Rate: 0.2m-7m/s Detecting Range: 6.6m*4.5m (Used in anti-theft system); 2.1m*1.5m (Used in access control system) Curtain Detector Angle: 15 Installation Way: Wall-mounted Operating temperature: -10C to 50C Casing Material: ABS Color: White Item Size: Approx. 115*93*33mm/4.52*3.66*1.30in Item Weight: Approx. 72g/2.54oz Package Size: Approax. 117*104*41mm/4.60*4.09*1.61in Package Weight: Approax. 95g/3.35oz Package List: 1 * Wired PIR Motion Sensor 1 * Mounting Accessories 1 * User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.