Tuya Smart Zigbee Door Window Alarm Sensor Open Closed Detectors Wifi Home Alarm
If without a zigbee hub, then such model will not work. ◆ Wireless Standard: Zigbee 3.0. ◆ WiFi Band: 2.4GHz. 1xdoor Sensor ( Not include battery ). ◆ Working temperature: -10℃~55℃.