LED Battery Motion Sensor Security Light with 500 Lumens and 180° sensor coverage. Great for sheds, decks, fences or any other outdoor areas that need light and where you don't have power. It works with 4 D cell batteries (not included). The batteries will typically last up to 1.5-year to 2-years. The light is easy to install with no wiring and no solar panels to mount. It is equipped with 3 different operating modes: Auto sensing - 15-second mode, Time Xtender mode or ECO battery-saving mode. Featuring a full 180° sensor coverage out to 33 ft. The light has a wide range of side-to-side (pan) and up and down (tilt) movement, to allow the light to be aimed right where you want it. Optional diffuser reduces the glare of the LEDs and adds a more stylish look.