Smart Window Sensor Real-time Remote Monitoring Wireless Tuya App Battery Powered Smart Home Door Gate Sensor Description: 1.Tuya Smart Door&Window Sensor:A Tuya Wireless Gateway Hub is a must to work with the door&window sensor,as well as a variety of smart products, which is proved to be the bridge and control center smart homes and plays an irreplaceable role for all products and realizes the whole intelligent linkage of your house.Simply add the sensor into the hub after adding the hub into Smart Life/Tuya App. 2.Real-time remote monitoring:Whenever and wherever you are,once Door/Window Sensor detects external objects or animals, you will receive a notification by smart phone. Keep your house safe all the time.What you need to do is to keep your sensor with hub connected. 3.Wide Applications:Apply the smart door/window sensor to different scenes,your bedroom,garage,bathroom,garden and anywhere you like,keeping your whole house away from danger with a linkage of the smart door/window sensor,together with various sensor with hub required only. Easy to integrate into various environments. 4.Battery powered for low power consumption;New designed with hall sensing technology and tamper protection;Low battery reminder supported. 5.Easy installation with double-side ,simply stick it anywhere you like to your house security.Make intelligent linkage with other smart devices to achieve a comprehensive idea of intelligence. Specifications: Wireless Technology: Working Voltage:2.4V-3.3V(CR2032 battery) Transmission Frequency:2.4GHz Working Temperature:‒20°C ~+60°C 0%~95%RH Transmission Range:Indoor:10~30m/Outdoor:30~50m Size Main Body:40*25*12mm Size Small Body:25*10*9mm Package Included: Sensor*1 User Manual*1 Reset pin*1 Notes: This product needs to be used with tuya gateway!