Redragon K551 colorful Rainbow backlighting effects gold USB spill proof multimedia 104 keys gaming mechanical keyboard for professional gamer. Product Dimensions:43.5*12.5*3.9CM  Built like a tank. Over-engineered metal and ABS casing and splash proof design. The PC Gaming keyboard is constructed of metal alloy and ABS with plate-mounted mechanical keys and switches that stand up to tough gaming conditions. Two-color injection keycap, simultaneous injection of two materials, no wear and no fading. OUTEMU mechanical red switches designed for longevity with greater durability and responsiveness.