8 kinds of lighting effects: mixed light (default) and seven kinds of monochromatic lightProgrammable buttons for quick operation-Use two programmable keys to create custom macros to start frequently used key combinations, thereby saving time and keeping you ahead of the competition.The built-in wrist rest can keep the wrist at a comfortable angle during a long game to maintain the best condition.Professional function-waterproof design with drainage holes, responsive membrane buttons and heavy-duty braided cables.Size: (L)173x(W)230x(H)37mmLight effects: multiple sets of cool light effects, with breathingButton without punch: supportMacro recording: G1 or G2 key, custom light effectNumber of keys: 35KEYSystem support: IBM PC WIN98SE or ME or 2000 or XP or VISTA or WIN 7 or WIN10 system compatibleInterface type: USBOne-handed chicken keyboard Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.