Two Independent Light Sources: The main light three colors of a total of two independent light sources, quick reading mode, with a button indicator, timer 60 minutes to turn off the light function. Adjustable: Monitor bar light can be powered by computer, phone charger or mobile power, type c interface, with two different thickness adjustment covers to fit the size of the monitor, suitable for 0.6inch to 1.4inch 15 to 22inch curved monitor. Relieve Eye Fatigue: The office desk lamp blocks blue lamp and light radiation, effectively relieving eye fatigue and protecting your eyes, ideal for students, drawing designers, and business office workers. Asymmetric Optical Design: The computer monitor light bar features a unique asymmetric optical design that illuminates only your desktop and keyboard while ensuring no reflected dazzling on the screen. Touch Dimming: Office screen light allows you to manually adjust the brightness and color temperature by touching the dimming button, 2900K to 6200K touch three stage color temperature adjustment, cool and warm light switch at will, with 7 color RGB light effect, looks more cool.