Portable Laptop Screen Light Bar: This screen light bar has a small size(26cm length x 2.2cm width), light weight(about 130g), Easy to carry . Especially suitable for laptops. It is mouted on the top of monitor by the clip. Does not need screws or tape. | Protect Your Eyes：The asymmetrical optical design of the monitor's light bar only illuminates the keyboard and desk, eliminating the screen's reflective glare.Does not directly hit the eye, does not create any glare on the screen, does not easily cause eye strain, protects your eyesight. | Space Saving:It sits safety atop your laptop monitor, no base and traditional lamp arm, saving valuable space on your desk, no need giving up space for a desk lamp anymore, especially for small desk. | Monitor Lamp Bar with Memory Function:Dimmable e-reading task Lamp comes with 54 built-in LED lights, 3 color modes, and easy to use toggles for warm white light, cool white light, or natural white light. "+" "-" buttons can be used to adjust brightness levels between 10% and100%. | USB Powered Laptop Monitor Light:The monitor light bar can be powered by any USB outlet, whether the source is a computer, phone charger, or power bank. Slim and sleek design, easy to carry. Whether it is at home, in the office, or during travel, it is your best companion.