[USB Rechargeable Reading Light] The book reading light has no tangled wires and can be easily charged via a USB port. No need to solve the trouble of replacing the battery and tangling cables. The USB light only takes a short time to fully charge, and the indicator light is full of red to blue. [3 Adjustable Brightness Modes] The reading light has 3 different brightness modes. Long press the touch sensor to adjust the brightness from 10% to 100% to adapt to different reading environments. You can simply 3 color temperature lighting modes with the touch sensor button. [Eye-Caring Light] The eye-protecting reading light has no flicker, shadow or glare. Provides light and , even if used for a long time, the small reading light will not tire your eyes and protect against damage and radiation . Enjoy your reading time without disturbing your partner or roommate. [Flexible Clip on Reading Light] The reading light can be bent at will and can be easily attached to books, , notebooks, shelves, etc. The position of the marker light and the light clip can also be adjusted arbitrarily, which makes reading more comfortable and enjoyable. Note: The data are all measured manually, please allow an error of 1-3 cm due to differences in light and display, there may be some color differences, please refer to the actual item received.