The Pert Door Sensor is a battery based Sensor that works on RF Technology.

Receive alerts on your smartphone if your Door Sensor detects opening or closing of a door.

Automate connected devices with Pert Products and set them to turn on or off if your Door Sensor detects opening or closing of a door.

Requires Pert Multi Sensor.

For more information visit http://www.pert.me/products/pert-door-sensor/