Description: brand new and high quality This gaming backlit keyboard is designed for game playing. Crack backlight of 3 colors is full of personality. Big keys and heavy weight make gaming operations more easy. High-quality workmanship and exquisite detail, all for bringing user joyful gaming experience. Features: Crack backlit design, cool and full of personality. Adjustable backlit of 3 colors and adjustable brightness of 3 levels, more choices, more flexible. Big keys,curved caps, perfect to fit fingers. Anti-slip patches provide strong adsorption capacity,effectively avoid moving when playing game. Heavy and ergonomics design, all bring player joyful gaming experience. Specification: Backlit color: Red, purple and blue for Key life: 10 million times Working current: 350mA Working voltage: 5V for DC 0.5V Support system: For Win7 / 8 / Vista / XP / 2000, for OSX 10.2 Color: Black Material: ABS Keyboard Size:app. 475 x 195 x 25mm / 18.7 x 7.67 x 0.98in User tip: 1. There are 3 adjustable backlighting colors (blue, purple and red). Press FN + SL to switch the colors. 2. There are 3 adjustable brightness levels (33%, 66% and ). Press FN + or FN +to adjust it. Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Keyboard(other accessories demo in the picture is not included.)