HUO JI Mechanical Gaming Keyboard, E-Element Z88 DIY Blue Switches, Rainbow LED Backlit, Water Resistant, Compact 81 Keys Anti-Ghost, Black Anti-ghosting 81 Keys N-key rollover  Allowing multi-keys to work simultaneously with high speed. Each key is controlled by independent switch, let you enjoy high-grade games with fast response. DIY Blue Switches  Custom mechanical switches designed for longevity, responsiveness, and durability. Mechanical keys with medium resistance, audible click sound, and tactile feedback. Include 5 spare switches for replacement in case some switches do not work Multiple-mode Rainbow Backlighting and Color-Flashing Speed  Double-shot injection molded keycaps for crystal clear backlighting Durability and Wide Compatibility  Made of top ABS and metal material, with matte-finish texture and gold plated USB connector, it is sturdy and robust. Compatible with Windows10,Windows 8,Windows 7,Mac OS X,Windows XP, Windows VISTA Key Shortcuts and Ergonomic design  Easy to access to calculator, email, web browser, volume, media etc with FN+F1-F12. Ergonomic design: the stepped keycap makes it sleek and thearc and slope fit your hands easily to prevent fatigue. Provides Windows Key lock for gaming