Zigbee 3.0 Motion Sensor Tuya Mini Motion Sensor Switch PIR Smart Human Body Sensors Compatible With Tuya Smart Life Home Alexa

you can view the history of sensor activity., PIR detects moving human body or animal, with a detection angle of 120 ° and a detection distance of 5m. It can realize real-time monitoring day and night., when a move is detected, the alarm notification will be pushed to your mobile phone. Even if you are not at home, you need to know what happened at home., long transmission distance, high sensitivity and strong network signal. Long standby time. Powered by one cr2450 battery (included), it can be used for about 18 months., Note：This Zigbee sensor cannot work independently without a gateway.