be much more sensitive to dark place or nights. After installing the batteries, if the light does not turn on immediately, try cycling through the batteries. Motion Sensing and Power Saving - Light only turns on in darkness in response to nearby motion. In the absence of movement, the sensors will turn off the light after 15 seconds to save energy and ensure longer battery life Durable and Versatile - LEDs last up to 50 000 hours. It's perfect for brightening up and bright enough to keep seniors' and children's bedrooms, restrooms, hallways, and stairs safe Easy to install and use - 3M adhesive tape and the magnetic bracket allow easy mounting Powered by 3 AA batteries (not included in the package), without wiring, safer to use Can be optimally used as additional lighting in several areas (example: garage, attic, porch, hallway, basement, stairs, office, bedroom, children's room, etc.) Product name: Motion Sensor LED Light with Magnetic Base Battery powered, wireless LED night light with motion sensor that requires no wiring. Just insert the batteries and attach it to any surface. A built-in photocell activates the motion detector only after sunset or when the lights are off. These are fantastic and efficient LED lights anywhere in hallways, stairways, steps, bathrooms, bedrooms, closets, garages, attics and basements. -- A detector movement allows the LED to turn on and off automatically. Night light turns on instantly when sensor detects motion up to 15 feet away with 180 degree vision. -- Set of 4 LED night lights with motion sensor for indoor or outdoor use. These night lights are tempered lighting. -- wireless installation in minutes with included hardware or double-sided tape. -- This light consumes only 20% energy. energy than traditional incandescent lamps require. -- its opaque shade diffuses light evenly to prevent excessive glare. PIR motion sensor + Light sensor Detection range: up to about 2-3m Detection angle: 60 degrees (vertical); 120 degrees (horizontal) Voltage: 4.5v DC, 3x1.5V AAA batteries Operating time: 12-15s Package Contents: Pack 4 x LED Motion Sensor Night Light 3M adhesive tape Instructions