The timing dimmable monitor laptop screen lamp is a non-flickering eye-care and touch monitor light, no built-in battery, making it safe and portable to use. The monitor light is a must-have for anyone who spends long hours in front of a screen. 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 -Protection design: Effectively reduces eye strain and protects eye health with precise timing dimming technology. -Wide application: Perfectly fits various laptop screens or computer, making it portable and easy to install. -Touch : Easy to operate and adjust brightness according to your preferences, meeting different lighting needs. -Non-flickering technology: Provides a comfortable visual experience by reducing eye fatigue effectively. -Monitor light: Saves desktop space and offers uniform and evenly distributed lighting effect. Package list: 1 x computer monitor light 1 x USB cable