Infrared technology based automatic motion sensor switch.Automatic turn on while detected people come, after the people left delay automatically turn off the lights. Applicable to the corridor, passageway, toilet, basement, warehouse, garage and other of automatic lighting.Brightness metering: Using photosensitive control, It 't turn on the light in the daytime or strong light environment, Also can adjust free induction lights in any light environment.Random Delay: After it opens, during the delay period if there is no human activities, has the delay time on the job, properly adjust freely within the of delay time. Status indication: Induction effective LED indicator, convenient installation and failure .Temperature compensation: With temperature compensation, Reduce the induction distance is influenced by temperature.Automatic locked in day time to save energy.Easy to install or replace existing switch.Good solution for energy save.Model: -2012-DCWorking Voltage: 8-30V DCLoad: 40AWorking temperature:-20 Celsius - and50 CelsiusLoad capacity: LED lighting (for constant voltage or constant current LED light)Sensor : Cone of 140 degreesInduction distance:7-10mTime extension: 5-480s 30 percent (Switch can be set up)Colour: whiteMaterial: plasticSize: 5.8x4.2x1.3cm Package Contents:1 x PIR Motion Sensor Switch Only the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.