ADX Motion Sensor LED Light w/ 140-Degree 12-Meters PIR Infrared Detector for Security or Nightlight, White, 1-Pack Diameter Size: 3.125-inch; Height Size: 1.125"-inch; Color: White; 1-Pack Each Motion Sensor LED Light comes with 15 super bright LEDs with a motion sensor range of up to 3-meters. Easy installation by mounting the unit with screws or a magnetic base. Works great indoor and outdoor, especially as a security or night light on walls, stairs, dark closets and cabinets. Powered by 3 x AA batteries (batteries not included).