ENERGY SAVING & EYE SAFETY: Using USB power, LED lights use approximately 75% less energy than traditional incandescent lights, saving money. No flickering, no glare, no UV rays or frequent radiation, the children's desk lamp protects the eyes. 3 lighting modes and multi-level brightness: the desk lamp for children Eye-protecting LED reading consists of 24 LED bulbs, the clip lamp provides cool light, warm light, mixed light and infinite brightness (10%-100%), ideal for studying, doing or reading. /p> Memory function: The lamp automatically memorizes the last used brightness and color mode, and when turned on again, it restores the last used light mode and brightness level. Clip-On Reading Light: A reading light with anti-scratch foam that clips neatly onto desks, desks, computer desks, headboards, drawing boards, and more. The 360 flexible gooseneck allows you to adjust it to any angle. USB Port: The USB adapter is compatible with all devices with a USB port, such as computers, USB wall chargers and power banks. The USB cable is 1.6 meters long.