It's a USB charging PIR (passive infrared) LED motion sensor light with 10 LEDs. In the "AUTO" mode, light will instantly turn on when it detects motion within 3 meter(9.8 ft) in the darkness. Lights turns off automatically after about 15 seconds if no motion detected.

Specifications:
Voltage: DC 3V-4.2V
Quiescent Current: 180uA
Number of lights: 12 LED
Light color: white
Sensing distance: Induction angle: Delay time: 15s
Powered by: Built-in rechargeable Lithium-ion battery(included)
Charging way: Can be easily charged with included USB cable by your phone charger, PC USB port, or power bank

Applications:
for closet, cabinet, cupboard, bookcase, wardrobe, bedroom, bathroom, kitchen, corridor, garret, room door, attic, cellar, basement, safe, tent, car's glove box light, car trunk, car tail, garage, etc.

Product include:
1 * product
1 * data cable
Accessories
1 * manual

• 3 switch modes: AUTO is for automatic sensing mode; OFF is for Shutdown Mode; ON is for always light mode. You can choose any mode in need
• Super Bright & Rechargeable: Built-in 12 bright and energy saving LED bulbs up to 30000 hours service life, Build-in lithium battery inside, USB charging, suitable for smartphone charger and PC USB port
• Stick-On Anywhere : Magnet absorb to all the iron article surface directly by 3 inner-light magnet disk OR (3M sticker + detachable magnetic strip) stick to NON-Iron article surface first then attach the motion sensor LED on the magnetic bar, Away from screws nuts and wires
• energy-saving, environmental protection and low power consumption
• Multifunction: Suitable for stairway, drawer, under-cabinet, pantry, bedroom, wardrobe, workshop, bookshelf, attic, closet, basement, hallway, corridor, headboard, trunk lighting, etc.

3 switch modes: AUTO is for automatic sensing mode; OFF is for Shutdown Mode; ON is for always light mode. You can choose any mode in needCrezy Bee