USB Rechargeable Lamp Portable Reading Lamp Flexible Book Light: LED light with flexible handle can be bent to any angle for optimal viewing experience USB Rechargeable: No extra cables or batteries needed, just plug it directly into a computer, power bank, adapter, car charger or USB socket to charge Fully charged about 25 minutes, lasts about 40 minutes (on the brightest setting) 2 levels of brightness: Press the button to adjust the warm white LED light to 2 levels of brightness (100%, 50%); the soft eye-protecting light creates a private reading space for you without disturbing others Lightweight and Portable: Small and lightweight, perfect for clipping on for nighttime reading; Fully folds flat and slim for easy reading on the back seat of a car on a plane, train or while traveling MULTI-PURPOSE: If the power goes out, this book light can also be used as a bookmark or mini flashlight Perfect LED reading light for paperback books, magazines, bedtime stories and more Specification: material: plastic; Battery: 160mAh Lumens: 22-24LM Color temperature: warm light 2700-3500K, white light 5500-6000K Working time: 6 hours in low gear, 40 minutes in high gear size chart: Size: 10.5x4.6x1.3cm/4.13x1.81x0.51inch Package Included: 1 desk lamp