Diateklity Eye-Care LED Desk Lamp, Portable Clamp Touch Dimmable LED Reading Lamp - Usb-powered (Flexible Gooseneck, 3-Level Dimmer, Touch-Sensitive Control, Clip on Book Light, White) 3-LEVEL BRIGHTNESS: Adjustable and dimmable lighting - 3-level, touch-sensitive control, different light modes meet your needs, and make your eyes comfortable. LED LIGHTING SOURCE: Provide natural LED lighting and non-flickering light for stress-free productivity and enjoyment, which care your eyes, protect your vision and reduce eye fatigue. MULTI-USE CLIP: Adjustable clamp can be open up to 2.0 inch, great for Music Stands, Pianos, Bedside, Reading, Work Tables, Mixing Tables, Computer Desks, Craft Tables and so on. Extra strong clip can grips almost anything and it also can stand. FLEXIBLE GOOSENECK: 360 degrees rotation, flexible design with adjustable gooseneck to optimize your lighting source. ENERGY SAVING AND EASY TO OPERATE: Simple and stylish, no radiation, easy to operate, an art of a combination of modern technology and new design. It's a cycle charge LED lighting with a USB charge cable.