LTRN MTN DCRTV 360W WHTur, 6 hour and dusk to dawn. Full bright when motion is detected, for selected time of 1, 5, or 10 minutes. Automatically returns to dim mode after selected time. Automatic photocell deactivates unit in daylight. Pulse count technology reduces false sensing from wind and rain. Manual override turns light off or on with existing indoor wall switch to stay onall night when needed. Up to 30' range from hidden 180 degree motion sensor. Uses one 100 watt medium base bulb. 120 volts AC, 60 Hz. 17.375" height x 6" width x 8.5" depth.