Works with the battery - for 3 AAA batteries for seedless installation (not included). To provide lighting in areas that are limited or no access to electricity .The raised movement - upgraded movement sensor light, 15 %larger design and brightness remarkable 30 %increase competition leaving behind. This provides clear and bright lighting everywhere needed by allowing you to never stumble in the dark. .Pır movement and light sensor - 10 opens automatically in the fit, closes automatically when the movement is not detected for 15 seconds, helps to extend the battery life. It opens only when it is dark and the movement is detected . Cooperative Installation - Easy to install, fixed wiring is not required. You can stick it wherever you want with double -sided adhesive pads and internal magnets. .Not: This light can only be opened in the dark environment. If the light sensor is detected by sufficient light, it does not open. And please do not mount this light to a high temperature place, otherwise high temperatures will affect the sticky strip and the light will easily slide !!