Touch switch: The touch switch of this USB LED lamp is thoughtful and convenient to use, you just need to touch the lamp head sensor switch, long press the button to adjust the brightness, release the button to get the desired brightness, another long press will dim the light source, short press the button to turn on or off. 360 degree flexible swan lights, made of aluminum alloy, durable and flexible, will bring light to your favorite position 10 LED lights: 10 LED beads in these USB laptop lights, bright enough so you can read, write or use in most occasions, you can rotate the lights according to your needs, provide sufficient light in low-light areas and not disturb your roommates, when sharing a room with others 2 classic colors: the package contains 2 USB reading lights in black and silver colors, they are lightweight and portable, you can take them by your side and use them wherever you want, not need charging and battery, bring you convenience; Moreover, they can be a gift to share with your family or roommates Easy to use: you just plug this touch lamp into the USB ports of your laptop, computer, power source laptop, USB socket, etc., enjoy reading, all computer tasks and camping