3 Brightness Eye-protection LED--- Adjustable 3 brightness levels--3000k, 4500k and 5500k, just need short press to control brightness. Easy to switch, satisfying your different light demands in daily life. 50 lumens provides more stable and comcompatible withtable light than other kinds of lights, protecting your eyes from shining hurt.Perfect compatible with reading lovers. Dainty Reading Light--- Compared to other kinds of reading light, this clip book light is only 37g. Small, light and portable. The lamp is suitable compatible with reading at night, or you can write something in the night when you don't want to disturb others compatible with the big room light. Perfect compatible with use it in airplanes, trains and cars or other occasions Built-in 2 Clips--- Thin clip works compatible with under 0.5cm thick books, thick clip works compatible with 0.5-2cm thick books. Meets your different requirements, clamps onto your books compatible with ease and doesn't weigh it down.It is also be made flat acting as a bookmark Rechargeable Clip Lamps--- compatible with built-in 300mAh battery, flexible design, you can bend it to the shape you want. You can also take the clip apart from the main body. It can even stand on a table separately as a night lamp. [2-year customer service] If there are any problems when you received the product, please do not worry, we offer long product customer service. You can buy it with confidence. Of course, it does not contain any damage caused by people. Feature: The light can be switched to three color brightness--3000k-5500k-4500k Two clips include to meet your needs. One key to tum on/off the lamp and choose modes, power indicator becomes red when it is charging. Eye-protection,50 lumens light provides more stable and comcompatible withtable light. Compact and portable body can be used as book lamp, bed lamp, flashlight or even a bookmark. Specifications: Brightness: 50 Lumes Power Supply: 250mA Li-Pol (included) Charging Time: 40Min Lasting Time: up to 3 hours Package Includes: 1 x Reading Light 2 x Clips 1 x User Manual Usage:LED Indicator: Red LED is on When charging, and auto-off when fully charged