2 Pairing Methods for Optional:1.Please press and hold the pairing button on the back of the sensor within 8 seconds after turning on the power of the receiver host. Until led strip flash one time, it means pairing is successful.2.If device receiver host is already powered on longer than 8seconds, please short press the pairing button on the receiver host and then press and hold the pairing button on the back of the sensor .Until led strip flash one time, it means pairing is successful.motion sensor switch can work at night and daylight.NOTE:This motion sensor switch can work at night and daylight.Specification:Type: COB LED Strip LightsInput Voltage:DC24VLight Color:Warm White/White/Natrual WhiteColor temperature: Warm White(3000K), Natural White(4000K), Cool White(6500K)LED type: COBLED QTY: 320LEDs/MLength: 3M/5M/10MSwitch Type:Portable Wireless PIR Motion Sensor Switch (Build-in 450mA Battery, Can be installed anywhere).PIR Motion Sensor Detection Range:1-3MWireless RF Distance: