Working Principle --- 2 Modes There is a button on lamp body You can press it to change mode 1. Contstantly on day and night. 2. PIR Sensor + Light sensor mode--- Only work at dark Special Reminder!!! Battery Is Not Included in Package Package: 1 lamp Application hallway, bathroom, kitchen, bedroom, living room, closet, wardrobe, cabinet, basement, stairs, corridor, etc. Specifications: Name: Motion Sensor Stair Night light Light source: 2835 SMD Light color: Nature White Color temperature: 4000-4500K Power: 1W Voltage: 3 x AA Batteries Powered by: 3*AA batteries (not included) Detecting distance: 3M/9.84ft Detecting angle: 120 degrees Material: ABS+PC Packing include:1pcs EU Responsible Persons information: Name: PI NETWORK SARL Address:38 rue Dunois 75647 Paris CEDEX 13,75013,FR E-mail:friedlichrichter@outlook.com This merchant is committed to only offering products that comply with the General Product Safety Regulation.