Insteon Insteon Hidden Door Sensor

Receive Notification or Control Lights the Moment a Door Opens or Closes: With the Insteon Hidden Door Sensor, you can automatically control lights and appliances when doors open and close; Wireless up to 150 feet (depending on your home’s construction); Hidden Door Sensor is battery-operated and requires no wires or professional installation; Long-lasting contact plunger ensures that the Insteon Hidden Wi-Fi Door Sensor will have reliable operation for years and years; Flush collar with retention screw ...