Product information: ZM-2HC2 Silent Hard Disk Heatpipe CoolerCools hard disk drives for more stability. Reduces hard disk drives' vibration and noise. The fanless design ensures complete noiselessness and permanent, maintenance-free operation. Constructed from aluminum, copper and rubber
with a dissapation area of 400cm2. Dimensions 146(L) X 146(W) X 36.5(H) mm. Note - picture shows attached to hard disk which is not included.