[Flexible Reading Light] The LED lens can rotate 90° counterclockwise clockwise, 45° downward; the flexible 315° mount bends at any angle for a better viewing angle. No need to constantly reposition the light. [USB Rechargeable] No need for extra cables or batteries, plug it directly into a computer, power bank, adapter, car charger or USB plug to charge. About 1.5 hours for a full charge a lifespan of about 8 hours (at the brightest setting). [2 Brightness Levels] 3000K warm white LED light, adjustable in 2 brightness levelswith the button; soft protective glow creates a private reading space without disturbing others. [Lightweight Portable] Weighs 39g, small lightweight, ideal for clipping on a book when reading at night; Can be completely folded flat thin, portable to read on the plane, train or car back seat when traveling.