[Necklight Mode & Table Light Mode] This is either a night reading lamp or a desk lamp, a hanging neck light. By bending the hose, the book lamp can be folded and transformed into a small table lamp for use on the desk. Eye-caring, no flicker and blue light filter design with advanced LED beads. No more eye strain for both children and adults. [3-Color Light & Multi-Level Brightness] There is a color control button inside the reading lamp to switch the light color to Warm, White and Cool White. Adjust the brightness arbitrarily by long pressing the power button. Total 9 brightness levels, you can choose a comfortable setting as you like for reading, knitting, camping or repairing, etc. [Adjustable Lamp Head & Eye-caring Ergonomic Design] No flicker and blue light filter design with advanced LED beads. No more eye strain for both children and adults. The book lamp arms are flexible and adjustable so you can get the angle that is most comfortable for you. Ergonomic neck design, the neck lamp helps you focus on what you are doing without worrying about the light. It is a good gift for readers. [Rechargeable & Long Lasting] The reading lamp has a built-in 1800mAh battery, when the battery is fully charged, 100% brightness can be used for 10 hours. The book lamp for reading in bed is with USB Type-C rechargeable which is reversible and thus easier to connect compared to other Micro-USB. It has a charging port, which saves the cost of buying batteries, reduces the generation of waste batteries and makes it more environmentally friendly.