The Hydro Series H100i v2 is an extreme performance, all-in-one liquid CPU cooler for cases. The radiator and dual PWM fans provide the excellent heat dissipation you need for highly overclocked CPUs. Corsair Link is built in, so you can monitor temperatures, adjust cooling performance and customize LED lighting directly from your desktop. Corsair Hydro Series CPU coolers give you the power of liquid cooling in a compact, easy-to-install package. They offer superior cooling for higher overclocking performance, without the complexity of traditional water cooling kits.