About this item 【USB Charging】 The rechargeable LED reading light can be charged through the USB interface, the charging time is only 90 minutes, fully charged can be used for more than 480 minutes, the brightest can shine for 6.5 hours, the darkest can shine for 70+ hours. 【Flexible Design】The LED gooseneck clips can be rotated 360 ° and adapted to your needs. Of course, -free lights in reading lights do not produce lead or mercury, which protects your eyes from light. 【Updated Reading Book Light】 Rightsure the latest style of double-head reading book light, book light can rotate 180°, book pole can rotate 360°, book light can be split into two, expand the lighting range, with power display, easy to know the power at any time charging, 3 color modes, 8 brightness adjustment gear. 【Dimmable Brightness】Three brightness modes, warm white, nature white and daylight. Press and hold the brightness switch on the frontof the lamp base to adjust the brightness (0% to 100%) and color temperature of the book lamp. 【Easy to Carry】The book lamp weighs only 70g and is therefore very easy to transport with this lightweight design, the book lighting can be easily attached to books and magazines and is the perfect reading companion for travel and train. Product description How to Operate: 1. Lightly tap the touch button of switch to switch between 3 light modes. 2. Click the "+" & "-" buttons on the screen to adjust the brightness of the light. The brightness level is 0-100% Tips: 1.If the book light is not bright enough, please charged. 2.The indicator light turns red when charging, and the indicator light is blue when fully charged. 3.Please keep the lights dry and clean. 4.When charging, if the red light does not light up, the charging interface is not in the correct direction, please correct in time(important). Package Included: 1 x LED Double Head Reading Light 1 x Micro USB Charging Cord 1 x User Manual