Open & Close Wireless Smart Door/Window Sensor Used With Tuya ZigBee3.0 Gateway

This product needs to be used with tuya ZigBee3.0 gateway！. 1 Wireless Door / Window Sensor. Alarm Current: ≤80mA. 【Ultra Low Power Consumption】Ultra-low energy consumption, low battery alert. A normal Wifi door sensor battery only works for about 6 months.

eBay