Replacement motion sensor for security lights, requires 120 VAC, 60 Hz. Pulse Count technology reduces false sensing from wind and rain. 2 level lighting, low-level accent light adjustable timer settings include off, 3 hrs, 6 hrs and dusk to dawn and full bright when motion is detected. Automatically turns lighting off with time delay of 1, 5 or 10 mins. Automatic photocell deactivates unit in daylight to save energy. Manual override turns light on or off when wired with a wall switch. Allows light to stay on continuously all night when needed. Range can be adjusted from 15 to 100 ft, varies with surrounding temperature. Sensing angle of 240 deg.