BlueFinger&reg; Three Adjustable Color Blue Green Light Blue Backlit Keyboard with Cool Crack Pattern For Laptop Desktop+ A BlueFinger Customized Gaming Mouse Pad The keyboard surface with crack pattern, fashionable and novelty design. Three color breathing light pattern, adjustable color with green blue and cool cyan with the adjustable brightness. The FN key extensions: FN+Tab can change the color of the keyboard, FN+Esc can adjust the brightness of the keyboard and more. 19 key does not conflit bring you new peculiar experience. The ABS material give you comfortable and cool soft Touch.