Description: Fan and heat sink combined with body cooling module to help the Raspberry Pi to better heat dissipation The design uses a combination of a hydraulic oil retaining structure fan and a pure aluminum heat sink block. Low noise, long life, large air volume, simple and practical Can be built into most of the outer shell of the market Fan: 5V 0.15A Specification: Material: Plastic+Aluminium heatsink Size: 25*25*15mm Package Includes: 1Pcs Cooling fan module 2Pcs heat sink