1. Rainbow of LED Backlit can switch among medium light,high light,breath mode and turn off by pressing Fn and Esc simultaneously.
2. Simultaneous operation of up to 19 keys without conflict, 5 multimedia keys, interchangeable "WASD" keys and WIN keys can be disabled for gaming.
3. 4 colors breathing light of mouse ：Red, Blue, Purple, Pink; Light-off mode: forward/back button+DPI.
4. Resolution up to 2400DPI, 800/1200/1600/2400DPI adjustable.
5. Compatible with Windows 2000 / 2003 / XP / Vista / Win7 / Win8 /Win10/Mac OS