Item type: Dual Passive Infrared DetectorSize: 10.5 x 5.7 x 4cm/4.1 x 2.2 x 1.6inch(L x W x H)Color: WhiteOperating voltage: 9VDCAlarm current: 23mATransmitter power: 15mwAlarm time: 6S ~8S or 36S~ 40S(Optional)Detection distance: 8~12mFrequency of detector: 315MHz，433MHz ± 0.02MHzDetection range: Fan-shaped angle 110°Power of movement detector: 6F22-9V batteryWorking Temperature: -20~ 60 Degrees CelsiusAnti-burnt CoverLED On/Off OptionalAuto Temperature CompensationSMT Design， High RFI/ EMI ImmunityTriple Pulse OptionalAlarm Delay Time OptionalMainly used in home security systems.Package Content: 1 x PIR DetectorNote: Due to the difference between different monitors， the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. Thank you!