Wattstopper / Legrand - Wattstopper DSW-301-W Dual Technology Wall Switch Occupancy Sensor, 120/277V - White

The DSW-301 Dual Technology Wall Switch Occupancy Sensor turns lights OFF and ON based on occupancy. It combines the benefits of passive infrared (PIR) and ultrasonic detection technologies. The DSW-301 replaces existing wall switches and fits behind a standard decorator wall plate. (white) Features: Selectable walk-through mode turns lights off three minutes after initial occupancy if no motion is detected after the first 30 seconds; Test mode allows quick and easy adjustments; Selectable audible alert for impending shutoff; In automatic mode, sensor returns automatically to Auto-ON after lights are turned off manually; ideal for presentations; Four occupancy logic options to customize control to meet application needs; Zero-crossing for long relay life; Vandal resistant lens combines precise coverage with durability