Product Features:100% brand new and high qualityUSB power supply, no battery requiredLow power consumption, soft LED lightClip design, which can fix it on your screen or keyboardIdea for lighting the laptop or PC in the dark, with ON/OFF switch designInput Voltage：DC5VPower：1W Working current：350mALength of tube：300mmRotation Angle：Free rotationLuminous Flux：95lm LUX：140lux（25 to 30cm）Product Application：Notebook, desktop, studying lighting, bedside lightingProduct appearance：blackUsing Methods： Fixing the lamp with a clip and plugging the USB interface to the computer USB port or USB charger Package includes:1 x Flexible USB LED Light with Clip (without package)SpecificationsDimensions: 32 cm x cm x cm