Glocusent USB Rechargeable Book Light 2 Pack, Portable Clip-on LED Reading Light, 3 Amber Colors & 5 Brightness Dimmable, Compact & Long Lasting, Perfect for Book Lovers, Kids

5 Brightness Adjustable This small book light has 5 brightness levels available; you can choose the most suitable level for your eyes. You can set your favorite brightness as default with the book light for reading in bed. Plus, there are 5 LED beads scientifically installed so the light can be evenly distributed on reading pages. It is bright enough to illuminate the full pages and dim enough not to disturb others nearby. No flickering or harsh light.,3 Color Modes & Eye Caring Unlike other reading lights for books in bed, our tiny book reading light has 3 different reading modes: amber mode(1800K), breeze mode(3400K), and precise mode(6000K). Amber mode filters 99.9% blue light to protect your eyes and reduce eye strain. The breeze mode provides a cozy and comfortable reading world for novel reading & poem reading. The precise mode clearly highlights the area so you can concentrate on every detail of your book.,USB Rechargeable & Long Lasting Standard USB rechargeable and compatible with any USB ports on your computer, adapter, or USB outlet. This rechargeable book light has a built-in 500mAh battery providing 10–80 reading hours (depending on your brightness setting). So you can enjoy reading for 20 days to 3 months if you read 30 minutes daily, based on your light setting. Besides, there are 4 power indicators to show the power left over.,Flexible & Portable Design The clamp of the clip-on light can open maximally 150°; the light head can be turned left, right, and downside with angles of 90°, 90°, and 45° respectively. It is flexible enough for all book sizes. You can adjust the angles freely to get comfortable lighting. This book lamp is only 1.41oz(40g), much lighter than an egg. Its lightweight and small design gives it air portability or clip-on books without much effort. Perfect tiny book light for traveling.,Glocusent Commitment We're confident you'll love our USB Rechargeable Book Light, which is why we offer a 30-day happiness promise and a 24-month coverage. 1.This product boasts a unique design protected by an original patent. 2.FCC, CE, RoHS, PSE & C-TICK approved. 3.Purchase contains 2*Glocusent USB Rechargeable Book Light 1*User Manual 2*Bookmark 4. NOTE: DO NOT turn the light head hardly to left or right beyond 90°, as it contains an electricity cord inside.