100% Fully Functional!!! Gaming keyboard with gentle backlight: This keyboard features an elegant backlight that won’t distract your attention compared to other computer keyboards, making you immersed in current work and games. we also configured breathing mode and brightness adjustment. Comfortable typing and gaming feeling: Keyboard’s key caps are made of ABS (high quality plastic material). Unlike other USB keyboards, our key caps are suitable for long-time use; 19 non-conflict keys and convenient to switch between arrow keys and WASD keys, letting you to freely exchange between leisure time and work. RGB gaming mouse: Our mouse use professional-level adjustable DPI settings ranging from (contact info removed) for different types of games, which require native games supporting the keyboard and mouse combo; Besides, the cool adjustable RGB lighting will also bring better gaming experience. and we added extra programmable functions, you can set all mouse keys. Wide Compatibility: This keyboard and mouse kit supports Windows 2000/2003/XP/Vista/ Win7/Win8/Win10. We sincerely hope you can enjoy the convenience and fun of our products. Meanwhile, any problem please feel free to contact us, we will reply and solve your concerns ASAP.