Solar Clip on Book Light,Glovion LED Reading Light USB Rechargeable and Solar Powered,2 Brightness Settings Flexible Neck& Clip-on-White 3 Powerful Leds with 2 Brightness Settings. A switch between high brightness and low brightness which allows you to choose your preferred brightness level Compact, Lightweight and Portable , remain comfortable while reading. Ideal as a travel book light ,Emergency Light , tent light and Bedroom Light Hybird Power :Solar energy Powered and USB Rechargeable . It can be charged by Sunshine and any USB 5V outputs for multi-purpose 360 degree Flexible goose neck with clip on function which allows you to focus light sources exactly where you want it. 100 % Customers Satisfaction Guaranteed. If for whatever reason Glovion Book light you are not satisfied , we will refund or replace it with no questions asked, Buying with Confidence!