This keyboard has 87 standard conflict-free keys and 12 multi-media keys. Splash-proof design and LED backlit lights make it look cool. The RGB lighting area is customizable and is with a range of more than 16.8 million colors. Widened game keys (ESC, DEL and arrow keys) and the enhanced space key enable you to quickly tap and easily control it. Item Name: Mechanical Keyboard Material: ABS + Metal Interface: USB Buttons: Suspension Type Mechanical Shaft: Keyclick Lighting Effects: Cool Breathing Lights Compatible System: for Windows XP/7/8/10, for Mac 10.2 and above Features: Ergonomic, LED Backlit, Wired, Splash-proof Size: 44cm x 12.7cm x 3.4cm/17.32" x 5.00" x 1.34" (Approx.) Notes: 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. Package Includes: 1 x Mechanical Keyboard 1 x User Manual