[Upgraded 3 Brightness to Chosse ]7LED and 3 Brightness modes in , Featuring 3 color temperatures, Press the switch and hold for 3 seconds to change light color. Satisfying different light needs in , such as reading, working, studying, sewing. [Easy to Charge]Built in rechargeable lithium battery and -USB port. Enjoy your wireless 30 HOURS reading without charging at brightness setting (Warm, Low). Standard Android -USB cable included. Allowing you to recharge your book light via laptop, power , 5V phone charger (not included). [Eye-Protection & No Flicker ]There are 3 Colors Levels, Stable and the perfect brightness that keeps your eyes comfortable and your eyes from shining hurt and radiation. [Lightweight & Portable Design]Small in size, 2.82oz lightweight, Perfect as book lights, bedside , music stand light, computer light, desk light or for headboard reading, camping, kid's night reading, study, keyboard, , makeup, sewing, painting, tailoring, DIY tasks and hobbies. [Flexible Neck&Sturdy Clip]This clip light is flexible and functionality. Double rubber pad on the clip protects from being damaged. Lamp beads: 7 Power: 5W Color temperature: 5500K-6000K Output: DC 5V/1A How to use: Contact switch 3 levels dimming Using non-flicker screen eye protection LED lamp beads, uniform illumination, to , soft surface, no ghosting, long-term use does not hurt the eyes; Small design, can be clipped on a book or placed on the table; Three levels of light plus night light. The darkest can be fully for 10 hours. Moderate can be fully for 6 hours. The brightest can be fully for 5 hours. Space does not affect other people. For example, it is clamped inbooks and notes on electricity. This type of light is used more in the performance of the symphony orchestra. Colour: black Material: plastic Package Contents: 1 * Desk lamp 1 * USB charging cable Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed is +/- 1-3cm.