Features Great material:Made of Aluminum alloy,PVC and ABS material.The clip on LED light features 40 excellent LED beads, emitting soft light without ghosting or flickering, energy saving. Flexible design:The lamp has 3 color temperature modes (mixed light, warm white, cool white) and 10 brightness gears for each mode, there are a total of 30 lighting modes to choose from. Don't occupy your space:The clip design allows for easy attachment without taking up much space. Sponge clamp preserves the desk from damage. Widely used:The LED desk lamp will automatically remember the last used mode and brightness setting, adding convenience,which can be used for home,dormitory,office and so on. After-sales service:If you have any questions to our lamp, please contact customer service. Your satisfaction is our greatest motivation. Feature: 1. [Auto Power Off] Simply press the power button for 2s, the blue light flashes, and the lamp will automatically turn off after 1 minute. 2. [USB Powered] The lamp can be easily powered by inserting the USB cable into any devices with USB port, such as laptops, desktops, power banks, or car chargers (adapter not included). Specification: Item Type: Clip On LED Ring Light Material: Aluminum Alloy, PVC, ABS Working Voltage: DC5V Power: 8W Luminous Colors: Cold White, Warm White, Mixed Light Brightness of Each Light Color: 10 Gear Adjustable Color Temperature: 3000K-7000K Remote Control Power Supply Method: 1 x CR2025 Button Battery 120mAh (Built in) Package List:1 x Clip On LED Ring Light1 x Instructions1 x Remote Control Package List 1 x Clip On LED Ring Light 1 x Instructions 1 x Remote Control