GLL&reg; Desk Lamp Eye Care Lamp LED Book light Clip,Folding Table Lamps, Flexible Rubberized Coating Gooseneck,Flicker-Free, 5W Desk Lamp Clamp, USB Charging Port The highest quality energy saving LEDs provides efficient non-flickering natural white light for stress free productivity and enjoyment. Strong clamp allows great versatility; mount to bedframe, nightstand, dorm room furniture & accessories, home office tables, bedroom desks, or study areas Usb charging Port, it can be charge by usb power plug, and also can be powered by power bank and computer pc,laptop. The LED provides 5 watts and 4500K bright white color light. The sleek, modern, adjustable and flexible metal gooseneck provides great light right where you want it.