WiFi Door Sensor, Tuya Smart Door Window Sensor, Smart Window Sensor Real-time Alarm Compatible with Alexa Google Assistant,Home Security Door Open Contact Sensor for Business Burglar Alert (1 Pack)

Receive Real-time Alarms Remotely: when the door/window is opened or closed, the sensor will push instant notification to your smartphone immediately
Alert message push: When the door/window is triggered, you’ll receive an alarm signal from your phone. Convenient so that you can detect your doors, windows, cabinets, drawers, or anywhere you need to notified when it is opened or closed
Only work with 2. 4 GHz WIFI CONNECTION: It connects to your smartphone via App under 2.4G Wi-Fi environment. If your WiFi router only supports 5G, the device won’t connect
Compatible with Alexa and Google home: It can also perform auto regulate in conjunction with other smart devices that are compatible with Smart life. The sensor door needs two AA batteries(not include). When the battery level is low, it’ll automatically push messages through APP to remind you to change the battery, never worry about running out of battery
Easy Installation：No Want to use complicated tools when installation, just use 3M glue to install, firm and durable. The distance between the two components will have to be as close as imaginable, and the closest distance will have to not have an effect on the opening/closing of the door or window