Upgraded 3 Brightness to Chosse - 7LED and 3 Brightness modes in total, Featuring 3 color temperatures(3000K to 6500K), 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 micro-USB port. Enjoy your wireless 30 HOURS reading without charging at brightness setting (Warm, Low). Standard Android micro-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, kindle, 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. Colour:Black Material:Plastic Package Contents: 1 * Book Light 1 * USB Cable Only 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.