GE 2-Pack Motion Sensor On/Off Light Switch Timer, White Added convenience, safety and security that is perfect for hallways, utility rooms, garages, bathrooms and closets Sensor detects motion in a 150-degree range, up to 30 feet away Built-in timer lets you set length of time light stays on after motion ceases - from 5 seconds to 20 minutes Sensor adjusts to ignore motion when room is naturally lit Motion sensor turns light on automatically when you enter a room, then turns it off when no motion is detected