Bright illumination The light is directed onto the desk and does not illuminate the screen, using an asymmetric optical design to minimize any glare on the monitor. Adjustable color temperature and brightness with memory Choose warm white, natural white, or white. The memory function keeps the last color temperature and brightness setting, and brightness can be adjusted from 10% to 100%. Simple, tool installation The LED screen bar plugs into a USB power source and works with a computer USB port, a mobile power supply, or any DC5V USB device. It is compatible with monitor edges having a thickness from 0.5 cm to 1.2 cm. Spacesaving design Keeps valuable desk space by sitting neatly above the monitor, making it ideal for small workspaces in the office or at home. Use scenarios Small home office or study desk with limited space: provides focused desk lighting without adding clutter or glare to the screen. Shared workstations, libraries, or classrooms: USBpowered from a laptop or power bank for convenient, portable lighting. Long work sessions (coding, design, gaming): adjustable color temperature and brightness help reduce eye strain while keeping the screen clearly visible.