Features: 1.Free APP mode, 2.4GHz WiFi One?key connect, easy to setup. 2.Long transmission distance and high sensitivity, and strong network signal. 3.Emergency alert push function. When there is movement detected, the alert will be push to your phone, work with Tuya. 4.Ultra?long standby time. Powered by 3pcs 1.5V batteries, their working time can last for six months. 5.Advanced motion sensor. PIR dectects the people or animals that is moving, can achieve real?time monitoring day or night. Specification: Features: Free APP mode, 2.4GHz WiFi One-key connect, easy to setup. Long transmission distance and high sensitivity, and strong network signal. Ultra-long standby time. Powered by 3pcs 1.5V batteries, their working time can last for six months. Advanced motion sensor. PIR dectects the people or animals that is moving, can achieve real-time monitoring day or night. Emergency alert push function. When there is movement detected, the alert will be push to your phone, work with Tuya. Specifications: APP: Smart life Battery: 3 * AAA 1.5V (Not Included) Sensitive angle: 120 degrees Sensitivity Distance: 5m Standby Current: 40uA Protocol: IEEE 802.11b/g/n Wireless Range: 45m Working temperature: 30~7080F~158F Working humidity: 20%~85% Storage temperature: -40~80-40F~176F Storage humidity: 20%~85% Standby time: 12 months Wireless type: 2.4 GHz Mode setting: 2-minute mode: trigger only once every 2 minutes, no repeat trigger Size: 6.5*6.5*3.0cm/2.6*2.6*1.2in Package Weight: 76g/2.7oz Package List: 1 * PIR Sensot (Batteries Not Included) 1 * Sticker 1 * User Manual