Package Include 2pack USB Rechargeable Book Light; 2 Brightness Levels, LED Light Can Be Adjusted 2 Brightness Levels, Turn The Book Light ON/OFF And Adjust Brightness From100% To 50%,Eye-Care Soft Glow Creates A Private Reading Space For You Without Disturbing Others. This Book Light Is Only 1.28 Ounce /36.5G, Small And Lightweight, Can Be Completely Folded Flat And Slim, Portable Put In A Pocket, Reading On Airplane, Train, Or Backseat Of Car When Travelling, Also Used As A Bookmark. The Book Lights Led Head Can Be Rotated 90 Anticlockwise, 180 Clockwise, 45 Downwards,350 Flexible Holder Bends To Any Angle For Your Best Viewing. Perfectly Meet Your Lighting Direction Needs. USB Rechargeable Reading Light: No Additional Cables Or Batteries Needed, Computer, Directly Plug It Into A Power Bank, Computer, Phone Adapter, Car Charger, Or USB Outlet For Recharging, Easy And Convenient. Fully Charged Takes 1.5 Hours And Provides About 7 Hours Lighting Time. This Book Light Can Be Also Used As A Bookmark, Or Mini Flashlight When Power Blackout; Ideal For Clipping On A Book When Nighttime Reading, Perfect LED Reading Light For Paperback Books, Magazines, Bedtime Stories Etc.