Philips OccuSwitch Wireless control system is a simple, easy, and effortless way to create a more sustainable work environment. This wall switch is part of the OccuSwitch Wireless Lighting Control family of products that provide automatic lighting control for energy management. The wireless feature adapts well to retrofit installations where pulling wires across existing ceilings is cost prohibitive. The OccuSwitch Wireless wall switch can be installed with the other OccuSwitch Wireless products to create a complete wireless lighting control system for a single space. Up to 16 devices (switches, dimmers, occupancy sensors and multi-sensors), can be linked for reliable automatic control of the lights.