Upgraded 3 Brightness Levels to Choose - 7LED and 3 Brightness modes in total, With 3 color temperatures (3000K to 6500K), Touch the button and hold for 3 seconds to change light color. Satisfies different light needs in, 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. Allows you to recharge your book light via laptop, power bank, 5V phone charger (not included). Eye Protection & No Flicker - There are 3 Color Levels, Stable and the perfect brightness that keeps your eyes comfortable and protects your eyes from harmful glare and radiation. Lightweight & Portable Design - Small in size, 80g, Perfect as book lights, bedside lamps, music stand light, computer light, desk lamp or for headboard reading, camping, kids night reading, studying, keyboard, makeup, sewing, painting, tailoring, DIY tasks and hobbies. Flexible Neck & Robust Clamp - This clip-on lamp is flexible and provides 360 degrees functionality. Double rubber pad on the clip protects pages from being damaged. Color: White 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 to differ slightly from the real one. The allowed measurement error is +/- 1-3cm.