Product name : USB night light, reading light Rated power : 1W Rated voltage : 5V1A Product weight: 6Grams Product color temperature : white light 6500/Yellow light 3000K Product size : 25MM long*25MM(Including USB plug, total length 37MM) Package include : Mini USB LED light Material: ABS and Aluminium Port: USB Voltage: 5V1A. Package Include: the Package Comes With 4 Pieces Usb Atmosphere Light With Photosensitive Sensor and Button Control, It Can Turn Off in Daytime and Turn on in Darkness. Nice Brightness Setting: if You Like Stable Color in Fixed Brightness, Long Click the Button for 2s to Switch the Light Dimmer or Brighter. Practical to Use: Connect to Car Usb Port or Dc5v Adapter (Type a Usb )in Dark Environment. And Power Bank Is Not Suggested. Sleek and compact minimalist design saves space and keeps second outlet available for use This night light combines a sleek and modern design that is perfect for bedroom, kids room, nursery, bathroom, kitchen, living room, hallway, stairs and anywhere you need a guiding light.