Karnotech REMAX LED Folding Eye Lamp, Dimmable Touch Switch Portable with Lithium Battery, 180&deg; Free Rotation, Level 3 Brightness Adjustment, Eye Protection No Stroboscopic RL-E180 White Level 3 brightness adjustment design, advanced luminous technology, no glare, and no stroboscopic, soft light with optional intensity, no UV light Light conductor, long operating life and minimal droop Touch switch, adjustable brightness, easy to control, convenient operation Small volume, Portable constructor, Folding design, 180&deg; Free Rotation Built-in rechargeable battery, charged with 5V 500mA USB cable (included in box)