The wireless motion detector can be installed anywhere (no wiring required), lights up throughout the night and emits a bright light when motion is detected. And because it’s weatherproof, it can be used to illuminate both indoors and outdoors, including stairs, hallways, bathrooms, walkways and terraces. Weatherproof design: Install the motion-sensor staircase light outside or inside. Motion sensor lighting is perfect for lighting stairs, hallways, patios, patios, walkways, porches and entrances/exits. Perfect for the bathroom or as a night light in a child’s bedroom. Uses two bright white LEDs with low energy consumption. Requires one 6F22 battery (not included). Product dimensions: 5 x 10.8 x 12.5 cm.