DeepCool CPU Liquid Cooler (Captain 240 EX White) Upgraded high-density water Micro channel with powerful self-governed circulation system, 10% more efficient heat dissipation. Amazing glass design &patented visual external-circulation system. Updated tooling free installation solution, Solid 100% metal material clip. Unique silent TF 120 double-blade fan to offer a higher Air pressure for radiator, more efficient to take heat away. Upgraded anti-explosion rubber Tube, anti-corrosion, crush resistance & thermo stable material.