?After-sales Guarantee?If you encounter any problems during use, please contact us via email, and we will provide a satisfactory solution. Within 6 months, you can return or exchange it for free. ?Wide Compatibility?Compatible with Windows 2000/2003/XP/Vista/7/8/10, and Limited Mac OS. Works well with PC, computers, laptops, desktops, Chromebook, and more. ?Plug and Play?Use a USB cable to connect the keyboard to your computer, it provides stable transmission for work and plays without lag. Supports plug-and-play without any software. With 4 non-slip pads at the bottom, the keyboard is stable and not easy to slide. ?87 Keys and Full Keys Conflict-free?Allows multiple keys to work at high speed at the same time, and easily identify your key combinations in the game. Switch between Mac and Wins at the touch of a button, saving a lot of desktop space. 12 multimedia keyboard combinations for more efficient typing, great for gamers, typists, office workers, programmers, writers, typing teachers, editors, etc. ?Mechanical Blue Switch?CHUYI mechanical keyboard with excellent cyan switch, 20 million keystroke life, 2.4mm Distance to actuation, 60g actuation force. Pressing the switch makes a loud click sound, crisp paragraph feeling, excellent input feeling, and strong mechanical feeling, providing precise tactile feedback for gaming and typing. ?Rainbow LED Backlight?Supports about 9 kinds of backlight modes, Press FN+INS to enter the "breathing mode", and press 9 times, there will be 9 different lighting effects. You can also adjust the brightness and speed of the LEDs to your liking. FN + ? / ? control backlight brightness, FN + -_ / =+ control backlight speed. These modes will give you more enjoyment when you Gaming or Typing at night. ?Strong and Sturdy?The panel is made of durable metal material, and the keycaps are made of high-quality ABS double-shot injection non-slip suspension keycaps, which have an excellent feel. And the color will not fade even if you use it for a long time. Provides elegant and clear uniform backlighting with no glare, scratches, or scuffs. ?Ergonomic and Spill-Resistant Design ?Foldable back frame design, choose the height you need, keep your hands in the most natural state, even if you use it for a long time, you will not feel tired. And the keyboard is designed to withstand general liquid spills.