Detailed Features - ISGC Fan Technology The pure white 120mm VRISGC Fan which is designed designed by Thermaltake for minimal noise. It reduces the turbulence and friction between air and the fan through its special design. - Hydro Dynamic Bearing (HDB) Technology New HDB Technology enables longer fan lifetime with less noise. - Copper+ Base Architecture x 6 Heatpipes Mirror Copper Base deliver 100% contact between CPU and cooler. 6 Copper heatpipes allow for efficient heat transfer. - Individual Large Sawtooth Fin Design Thermaltake designed and added the Sawtooth indentation onto the fins - allowing for smoother intake offering maximum cooling performance while noise levels are kept at a minimum.