No Glare on Screen: Scientific optical design makes the light only illuminate the keyboard area and eliminate the reflected glare on the screen. Without blue light so it better protects eyesight and relieves eye fatigue. Stepless Dimming & Memory Function: The brightness of this screen light bar can be adjusted steplessly. 5 color temperature modes allow you to adjust between cool and warm light until you reach your desired setting. Its intelligent memory function will help you remember the brightness and lighting mode you set the last time you use it, there's no need to reset next time use. USB Power Supply: The power supply of this monitor light can be done by inserting USB plug into the computer/mobile power supply/power adapter/other USB devices. Mechanical Switch/Remote Dual Control: This monitor light has been quipped with dual control function, not only has mechanical switch on the right side of the lamp but also can be controlled by the remote control, which is more convenient.