Features: [APP Remote Control] Simple download APP "Smart Life/Tuya Smart" on iOS and Android to add the device to detect the human body movement, no hub required. Home security in your hand all the time. [Advanced Motion Sensor] PIR detects human body or animals that are moving, MCU technology to prevent all kinds of false alarms. High sensitivity & stability. [Emergency Alert Push Function] When there is movement detected, the alert notifications will be pushed to your phone, be aware of what's happening at home even when you're away. [Wide Detection Area & History Records Tracking] 360 detection angle, 6m detection distance, can achieve real-time monitoring day or night. You can track the history of sensor activities. [Strong Performance] Strong network signal. Ultra-long standby time. Powered by 2 LR03 batteries (NOT Included). Specifications: Battery: 2 * LR03 (AAA batteries, NOT included) Standby Current: 75uA Alarming Current: 60mA Sensitive Angle: 360 ceiling installation Installation Method: Ceiling/Wall Sensitive Distance: 6m Wireless Type: 2.4GHz Protocol: IEEE 802.11b/g/n APP: SmartLife/Tuya Material: Superior ABS Operating Temperature: -30~70 Operating Humidity: -10%~50% Package Size: Approx. 6.2*6.2*5.4cm/2.44*2.44*2.12in Package Weight: Approx. 52g/1.83oz Package List: 1 * PIR Motion Sensor 1 * Sticker 1 * Bag of Screws 1 * User Manual