Chelsea Online

Designed to work with the Insteon Central Hub, the sensor detects the status of doors and enables automatic control of Insteon lights and appliances when doors open and close. Installed inside the door or door frame to give practically zero visual intrusion. 150ft wireless range allows the sensor to be used on doors further away such as garage doors. Battery operated, so no wires or professional installation is required, with a long-lasting contact plunger to ensure reliable operation. Sensor, AAA battery, screw, spacer and quick start reference card.