It is a PIR motion sensor, the light immediately turns on when it detects movement from a distance of 2-5m. The lights turn off automatically after about 30 seconds if no movement is detected. Easy installation, 3M adhesive tape, can be hung and glued, no tools, ani nuts are required during installation. No need to select modes, install the battery automatically open. An automatic lampa sensing, if the light sensor detects enough light, does not even turn on, detects human movement. Lighting by 10pcs super bright, clean white led LEDs, low power consumption, energy efficient and environmentally friendly. LED lifespan can be up to 100,000 or more. Suitable for stairs, drawers, under cabinets, pantry, bedroom, dressing room, workshops, bookshelves, attic, closet, basement, hallway, hallway, headboard, trunk lighting, etc. Technical data: Light color: warm white Bulbs: 10led Detection range: 2-5m Delay time: 30 seconds Motion angle: 120 Product Size: 19*3*1.5cm/7.48*1.18*0, 59in The package includes: 6X lampa with motion sensor (not battery included) Warnings: 1. Never install this light in a humid and high temperature place that can affect the normal operation of the light. 2. Never install light into strong light if it affects sensitivity or failure. 3. When the LED dims, the replaceable battery.