WAYMAY Mini USB LED Light Adjust Angle Portable Flexible Energy Saving Night Book Reading Lamp for Powerbank PC Laptop Notebook Computer Keyboard -(50,000 Hours Working Life) (Rose) Versatile: The USB connectivity allows practical use for a large range of applications (nightlight, late night studying, reading, or writing on tablets or laptops, etc.) Rated Voltage: DC 5V ; Light source power rating: 1.2W Made of Eco-friendly material,soft and bendable,can be rotated 360 ,to meet the needs of multiple angles Super power saving,no batteries needed, no worry about power running out - works with your laptop, power bank or any USB charging port Travel-Friendly: Slim and lightweight portable design for simplified storage and use on the go; 1-Year Warranty