Yaheetech Gaming Backlit Computer Gamer Wired USB Blue Backlight Keyboard and Mouse Combos for Computer Laptop PC 10million keystrokes qualified for highly frequent typing Special Blue LED backlight Anti-violence gaming design, perfect for any working environment Dimensions: 18.1 x7.5 x1.1 inch (L x W x H) MaterialABS/HIPS Features: Anti-violence gaming design, perfect for any working environment; Laser engraved letters and symbols that will not fade easily; Temperature & Spill resistant