Notes: Battery included;This mini zigbee pir movement sensor must work with tuya zigbee gateway(Not included) 【Lux variety /Without Lux type】:It is non-obligatory . The distinction is : Lux version can detect the brightness and reveal the lux cost on app; Withou lux version do not have such function; 【Advanced Motion Sensor】PIR detects human body or animals which are moving, 120° detection angle, 5m detection distance, can achieve real-time tracking day or evening sensing of human/pet movement 【Emergency Alert Push Function】When there is movement detected, the alert notifications could also be pushed on your phone, eavesdrop on what&;s occurring at domestic even when you&;re away. 【History Records Tracking】You can tune the history of sensor activities. 【Strong Performance Ultra-long Standby Time】Long transmission distance, excessive sensitivity, and robust community signal. Ultra-long standby time. Powered by approach of 1pcs CR2450 batteries(include), can last for about 18 months. Product name:ZigBee human pir motion sensor Networking form: ZigBee3 Mesh Detection:120°,distance < 5M Power input:Cr2450 button battery(1 years,10 instances in keeping with day) operating temperature:-10°C~45*C Product size:33mm*27mm Appearance packaging:White carton neutral packaging Package Included: 1 * PIR Motion Sensor (Battery included) 1 * User Manual