[Upgraded 3 Brightness to Chosse ]7LED and 3 Brightness modes in total, Featuring 3 color temperatures, Press the switch and hold for 3 seconds to change light color. Satisfying different light needs in daily life, 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 banks, 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 protect your eyes from shining hurt and radiation.[Lightweight & Portable Design]Small in size, 2.82oz lightweight, Perfect as book lights, bedside lamps, 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 provide 360 degrees functionality. Double rubber pad on the clip protects pages from being damaged.Lamp beads: 7 LEDsPower: 5WColor temperature: 5500K-6000KOutput: DC 5V/1AHow to use: Contact switch 3 levels dimmingUsing non-flicker screen eye protection LED lamp beads, uniform illumination, close to natural light, soft surface, almost 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 light source can be fully charged for 10 hours. Moderate light source can be fully charged for 6 hours. The brightest light source can be fully charged 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: blackMaterial: plasticPackage Contents:1 * Desk lamp1 * USB charging cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.