C2L Portable Flexible Neck LED Light Table Lamp Desk Reading Light /Touch Sensor 3-Level Adjustable Brightness Book Light with Rechargeable Lithium Battery /Energy Saving USB LED Desk Lamp (Blue) 3 Levels of brightness through touch sensor switch Modern Design and Portable everywhere, Energy-saving, eye protection, no flicker Highly flexible neck; Easy to twist it to different heights & angles, an excellent combination of lighting & decorating Recharges Via USB to Laptop or w/Adapter to Outlet Energy Saving and built in Rechargeable Li-Battery provide Cycle Charge LED Lighting