WiFi Door and Window Smart Sensor
This smart sensor will keep you, your loved ones, and your family safe. It's incredibly easy to use, simply place it in any area that you want to monitor, whether it's a door or a window, and the moment any outsider passes by or makes a sudden movement, it'll alert you in your mobile device.
Network frequency:: 2.4G Wifi
Power: AAA 1.5V*2
Standyby Current: ≤50uA
Protocol: IEEE 802.11b/g/n
Wireless frequency:: 433mhz
Operating Temperature: -10℃-40℃