The light is equipped with an ultra-thin Fresnel lens, which helps improve sensor performance. Wide 120° sensing area with a 5-7 meter detection range. With 3 AA batteries included, you're no longer tied down by sockets. The back of the Mi Motion-Activated Night Light features a convenient 3M adhesive, allowing it to be mounted anywhere and freeing you from the constraints of sockets. Uses environmentally friendly ABS plastic and high-density polyethylene, making this small light more reliable, flexible, durable and safe