From the Manufacturer Leviton s ODS10-ID Decora (R) wall switch passive infrared (PIR) occupancy sensor is used to provide automatic lighting control for energy savings and convenience in a variety of commercial applications including: class rooms - conference rooms - offices multimedia rooms - day care centers - lounges the ODS0D- ID provides automatic switching of two separate incandescent lamps and fluorescent and low-voltage lighting with electronic or magnetic ballasts. The unit also features a manual override switch that can be used to keep lights off while an area is occupied which may be desired in conference rooms and other areas during slide or film presentations. The unit installs in place of a single-pole wall switch and fits in a standard wall box. The unit requires a ground connection. Decora passive infrared wall switch occupancy sensor 180-degree 2100 sq. ft. coverage commercial grade - gray. Wall Plate not included with Occupancy Sensors. Decora is a registered trademark of Leviton Mfg. Co. Inc.