Battery operated LED (light emitting diode) outdoor motion sensing light fixture. Requires no wiring for easy installation. Can be mounted to a deck, fence, shed, or even a tree. Features a Time Xtender which keeps lights on at 100% for 15 seconds, drops to 20% without motion for 45 seconds so you aren't left in the dark, then returns to 100% when motion is detected. Large diffusers provide better illumination, and reduce glare. Includes 180-degree sensor which detects motion up to 33-feet away, and directly below the sensor. Requires (4) D cell batteries which last up to 2 years, not included. Wall or eave mount capability. ECO battery saver mode - lights operate at 70% to extend battery life up to 30%.