Introduction : The liquid cooler is an easy-install equipment .For a more convenient installation the includes A CPU water block set , radiator , fan , pump , cooling fluid and water pipe. All of the parts you need are already assembled. Key Features : ? Easy-install. ? Adaptable to many different processors. Intel Pentium 4 (socket 478) AMD M64 (socket 754/939/940) processors ? High cooling performance Aluminum-based water block for excellent heat dissipation. High-performance radiator with dimension. Designed for chassis 80*80*25mm case fan. Enlarged radiator for high heat transfer efficiency. ? High reliability : Low evaporation ratio thanks to special cooling fluid in the equipment. No refills of cooling fluid for three years guaranteed. (testing environment Ambient temperature 45 and humidity 50%) ? Long life expectancy: Fan and pump can wok for three years.