Function: Easily charge with the built-in USB, plug it directly into your laptop, power bank, adapter, car charger, or USB outlet for charging without an additional charging cable. 160mAh lithium battery, charges for about 8-8 hours (when adjusting brightness), lasts for 0.25 hours. Stop wasting money on batteries. With brightness options of 30%, 60%, and 100%, you can choose the perfect brightness to keep your eyes comfortable and enjoy reading time in bed without disturbing your roommates. Short press to change brightness, long press to turn off the book light. Brightness memory function, it retains the previously selected brightness. Mini size, 1.37 ounces, is compact and lightweight, perfect for clipping onto a book for night reading; Folds completely flat and slim for easy reading in the back seat of an airplane, train, or car. Fully flexible design, the LED lens can be rotated horizontally 90° left and right and 45° downwards; The flexible 315° stand can be bent to any angle for optimal viewing without constantly adjusting the light. This reading light can also be used as a bookmark or a mini flashlight when turned off. The perfect LED reading light for paperbacks, magazines, bedtime stories, and more. Great gift idea for your children, friends, and family. Specification: Material: ABS Shell color: Black

Three lighting modes: white light, warm light, white light + warm light Brightness: low 30% / medium 60% / high 100% (three brightness levels for each lighting mode) Battery capacity: 160mAh lithium battery (4020319l is the battery model) Color temperature: 5500-6000k white light, warm light 2700-3500k Lumens: 22-24 Product size: 10.5 x 4.6 x 1.3 cm/4.13 x 1.81 x 0.51 inches Color box size: 10.8 x 4.8 x 1.5 cm/4.25 x 1.89 x 0.59 inches Gross weight: approx. 60 grams Battery life: 6-8 hours in monochromatic light mode, about 1 hour in dual-color light mode Light source power: 1W Note: Due to different monitors and lighting effects, the actual color of the item may differ slightly from the color shown in the picture. Thank you! Due to manual measurement, please allow 1-2 cm measurement deviation.

Weight:0.06 Material:ABS Light color:Cool white? Lamp type: reading lamp, energy consumption: 0.001