Welcome to our store! 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 brightness you want, another long press will dim the light source, short press the button to turn on or off. Flxibles and sturdy: these LED reading lights have 360 degree flexible goosenecks, made of aluminum alloy, durable and flexible, will bring light to your favorite position 10 LED lights: 10 LED beads in these laptop USB lights, bright enough for you to 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 you share a room with others 2 classic colors: the package contains 2 USB reading lights in black and silver colors, they are light and portable, you can take them to your side and use them wherever you want, no need for charging and battery, bring you convenience; What's more, they can be a gift to share with your family or roommates Easy to use: just plug this touch lamp into the USB ports of your laptop, computer, power source portable, USB socket etc, enjoy reading, all computer tasks and camping Size: 275mm USB pipe 150mm metal shade Due to manual measurement , the products you receive may have some dimensional errors Due to different monitors, the products you receive may be slightly different from the pictures Actual delivery quantity: 2 piece 100% satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service.