Long Transmission Distance & Standby Time 45 meters transmission Distance, Ultra-long standby time. 2 AAA batteries for power supply (not included), of which standby time last for 5 years
PLUG & PLAY: It requires no hub or subscription service. Just connect it to your Wi-Fi network and download the App from the App Store. Support Free APP mode, for Tuya smart,for Alexa ,one-click WiFi or AP mode to connect wifi.
Universal Compatibility & Quality Guarantee: Install the Alarm Sensor not only on front doors or windows, but also on garage doors, front gate, safety deposit box, pet doors and more
*There should be at least One PIR sensor to have Door and Window Sensor operating
Price includes 16% tax
Two working days delivery