Leviton's OSSMT multi-technology decora wall switch occupancy sensor is used to provide automatic lighting control for energy savings and convenience in a variety of commercial applications. A wall box occupancy sensor switch is a lighting control also known as a motion sensor or motion detector, part number OSSMT-M3W. Fast, simple installation - fits in a standard wall box and replaces a single-pole wall-switch, neutral and no neutral options available. Sensor can be ganged together with other units in a multiple-switch wall plate Low-profile design eliminates obtrusive "scanning-device" look. Elegant decora wallplates complement any interior for sleek aesthetics; uses decora wallplates and coordinates with Leviton's popular line of Decora wiring devices Convenient pushbutton provides manual on/off light switching at any time Segmented Fresnel lens provides optimum sensitivity and performance, designed with an extensive "minor motion" area where even slight body movements will be detected Vandal-resistant PIR lens