?RGB Backlit Modes?Press Keys Fn+M: 8 kinds of monochrome light switching mode; Fn+K: RGB streamer light switching mode; Fn+I: Backlight off/on,cyclic switching; Fn+O and Fn+L: Adjust the backlight brightness,5 levels adjustable; Fn+U and Fn+J: Adjust the backlight speed.You can choose the backlight mode according to your preferences,the rgb backlight effect will bring you more cool experience. ?Keyboard Features?The keyboard uses high-end chips, stable signal transmission, strong anti-interference ability, keys fast response, and long service life.The characters on keys are made of laser carving,not printed characters, so never fade and all with rgb backlight effect. 61 keys without conflict,you can press multiple keys at the same time, faster in the game. ?Ergonomic Design?Smooth exquisite panel bring comfortable mechanical feeling touch, high low keycap layout fit your finger perfectly,keyboard back has 4 texture type non-slip mats,avoid keyboard movement. ?Durable and Portable?Made of environmentally friendly durable ABS plastic. Robust outer shell design,drop-proof and waterproof.Exquisite shape, practical and compact. 11.5 x 4.0 x 1.6 inches size,easy to carry,provide more space to your mouse. ?Compatible System?Easy to use,USB connect, Plug & Play. Compatible with Mac OS,Win2000,Win XP,Win ME,Vista,Win7,Win8,Win10,Linux,PS4,Xbox.