Item Type: Infrared Sensor Material: ABS Weight: Approx. 92g / 3.2oz Size: Approx. 70x63x45mm / 2.8x2.5x1.8in Battery Information: 2xAA (Batteries Not Included) Standby Current: 51uA Detection Angle: 128 Detection Distance: 10m / 32.8ft Wifi Type: 2.4GHz Wifi Standard: IEEE 802.11 B/G/N Working Temperature: 0-50 Working Humidity: 10%-85%RH Package List 1 x Infrared Sensor (Battery Not Included) 1 x USB Cable 2 x Screw 2 x Expansion Tube 1 x Adhesive Stickers 1 x Manual 1APP intelligent control, control home security through the mobile APP, and grasp the home security status anytime, anywhere. 2Free installation, with a 360rotating base, select the appropriate installation method and location according to the different home environment. 3Realtime remote monitoring, as long as PIR detects that a person or animal is moving, it will be notified via mobile phone. Always keep the house safe. 4Multidevice connection function, can be used with other for tuya products to realize intelligent linkage. 5Easy to operate, no hub is required, just simply download for Tuya Smart application on your phone.