USB Rechargeable Book Light for Reading in Bed, Portable Clip-on LED Reading Light, 3 Amber Dimmable, Small and Durable, Great for Book Lovers, Kids w This reading light remembers the previous brightness setting so you can enjoy the lighting. The light is bright enough to illuminate the entire page and dim enough not to disturb others nearby. No flicker, no glare. This compact book light has 3 different color modes: Amber Reading Mode (1800K), Easy Reading Mode (3400K) and Precision Reading Mode (6000K). Filters 99.9% of blue light to protect your eyes and reduce eye stress. Easy reading mode provides you with a pleasant and comfortable reading world, whether it is novel reading or poetry reading. Precise reading mode clearly highlights areas so you can focus on every detail of your book. Standard USB rechargeable, compatible with any USB port on your computer, adapter or USB outlet. Gives you 10-80 hours of reading time (depending on your brightness settings). This means that if you read 30 minutes a day, The clip clips onto the lamp and can be opened up to 150. The lamp head can be rotated left and right, and the angles are 90, 90, and 45 respectively. It is flexible enough to read various sizes. You can freely adjust the angle and the lighting is comfortable. Weighing only 1.41 ounces (40 grams), this book lamp is much lighter than an egg. Its lightweight and compact design makes it easy to carry or clip to a book. Small book lamp for travel.