Factory Pre-Lubed The Super Speed switches are factory pre-lubed to ensure their smoothness and endurance. They also provide a smoother and more comfortable typing experience. Lengthened Spring Different spring lengths and structure designs offer users a variety of percussion feels and trigger sounds. The Super Speed copper switch’spring length is about 18 mm whereas others are 20.5 mm. Linear, Tactile, And Clicky It is available in linear, tactile, and clicky. As for colors, it comes in red, silver, copper, and bronze. Good Light Transmittance The Super Speed switches adopt an upper housing of translucent material with a LED slot, and the light transmission is relatively good. Through a black transparent cover, We can feel a better visual consistency. Product Structure Red Switch Type LinearOperation Force 37±10 gfPre-travel 1.8±0.5 mmReturn Force ≥12 gfTactile Force -Total Travel 4.0±0.4 mmSound Level LowLifespan Up to 70 million cyclesSuitable for Gaming/office Silver Switch Type LinearOperation Force 38±10 gfPre-travel 1.1+0.3/-0.2 mmReturn Force ≥12 gfTactile Force -Total Travel 3.5±0.4 mmSound Level LowLifespan Up to 70 million cyclesSuitable for Gaming/Office Copper Switch Type TactileOperation Force 38±10 gfPre-travel 1.1+0.3/-0.2 mmReturn Force ≥12 gfTactile Force 50±10 gfTotal Travel 3.5±0.4 mmSound Level MediumLifespan Up to 70 million cyclesSuitable for Midway gaming/office Bronze Switch Type ClickyOperation Force 48±10 gfPre-travel 1.1+0.3/-0.2 mmReturn Force ≥12 gfTactile Force 50±10 gfTotal Travel 3.5±0.4 mmSound Level LoudLifespan Up to 70 million cyclesSuitable for Typing