COMFORTABLE LIGHT SOURCES - This desk lamp has 3 color temperatures (warm light, natural light and white light), each color has 5 levels of brightness, so it creates 15 lighting modes to meet your various requirements. EYE CARE - You don't have to worry about flickering and glare. Our table lamp only protects your eyes, ideal for reading, drawing, working, studying and lighting at night. It saves more than 80% energy compared to incandescent light. GOOSENECK FLEXIBLE AND USB SECURE - The flexible metal tube can be rotated 360 , so the lamp can come from an arbitrary angel with any intensity control. The table lamp comes with a 160cm USB cord, don't worry about the distance between the lamp and the socket. CLIP AND STAND DESIGN AND - The LED clamp lamp can be fixed on the edge of the desk, the library, the bedside without scratching the object on which it is clipped. With the extra padded base, it can also stand stably on your table. MEMORY FUNCTION AND AUTO-OFF - The reading lamp automatically remembers the brightness and color modes of the last use . The bedside lamp can automatically switch off after 1 minute by simply pressing the button.