With its precise timing dimming technology, monitor light effectively reduces the harmful light emitted by screens, protecting your eyes. The laptop screen lamp is perfect for various laptop screens, providing convenient portability and easy installation. Features -Color:Black -Material:ABS, electronics, LED -Size:33.00X8.00X3.00cm/12.97X3.14X1.18in -Timing: 60 minutes -Rated power: 5W -Rated voltage: 5V/1A -Luminous flux: 249LM -Color rendering index: >85 -Product color temperature: 3000/4000/6500K (three colors adjustable) -Note:no built-in battery -Eye-care technology: Protects your eyes from harmful light with timing dimming technology. -Versatile compatibility: Designed for various laptop screens, making it convenient to carry and install. -User-friendly touch control: Easily adjust brightness levels to suit different lighting environments. -Fatigue-free viewing: Non-flickering technology reduces eye strain and provides a comfortable visual experience. -Space-saving solution: Mounts directly on your monitor, freeing up valuable desktop space while providing even illumination. Package list: 1 x computer monitor light 1 x USB cable