Description: This item adopts 28 LED as light source, durable, eco-friendly, low power consumption and energy saving. Flexible gooseneck design, you can arbitrarily adjust the lighting angle according to your need. Powered by a PC USB port, no batteries and other external power are needed. Plug into your PC USB port, it starts to bring you brightness right now, easy to use. Ideal for lighting your laptop in the darkness. An ideal companion for students, travelers, office workers. Specification: Condition: 100% Brand New Material: Plastic + PVC Color: White, Blue, Black(optional) Voltage: 5V Light Source: 28 LED Product Length: Approx. 43cm / 16.9inch Product Weight: Approx. 70g Package Included: 1 x USB Light Energy Saving and Environmental Protection: Using 28 LEDs as light source, it provides users with soft, eye protection, flicker-free and anti-glare light, durable, environmental protection, low energy consumption and power saving. Flexible Gooseneck Design: With the durable gooseneck arm design, you can adjust the lighting angle at will according to your needs. Adjust it to where you need it, and it can be clamped anywhere you want to save more space. Easy to Use: Powered by your computer's USB port, no batteries or other external power sources are required. You can easily plug in any available USB port to power the light, such as computer, laptop, power outlet, power bank and USB adapter Portable USB Light: Plug directly into your PC USB port and it starts giving you light with ease of use. It is compact and portable to carry with you whether you are traveling to office or camping to read. Perfect Companion: USB reading light is ideal for lighting your laptop in the dark. It is the ideal companion for students, travelers, and office workers. You must have it.