This is the Mr Beams Wireless LED Security Spotlight. Completely wireless and battery operated! All you have to do is insert the batteries and attach it anywhere. Bright light for garage, playground, yard, and doorways. - Emits 140 lumens of light - Activated and deactivated automatically with the motion sensor - Motion detector has 180 degree line of detection - Can detect motion from up to 30 feet away - Durable and weatherproof - Lights more than 350 square feet -Spotlight turns off automatically if not triggered again by motion after 30 seconds or 2 minutes depending on the setting -Batteries can last more than 1 year with normal use -Requires 3 D Batteries