Shelly Smart Door And Window Sensor With Lux Meter (EOL)

The lightning-fast smart, door and window sensor.Shelly Door/Window is designed to detect and report the opening and closing of doors and windows. Its compact design allows it to be easily installed on any door or window, and because of its lightweight, the sensor is nearly invisible.With Shelly Door/Window 2, you are aware and receive an instant notification if a door/window gets opened when you are not at home.