Universal retention plate supports nVIDIA & ATI VGA cards or K8, AM2,P4, LGA775 CPUs -The safety alarm will automatically be triggered whenever there is any abnormal operation. -High cooling performance -Pure copper water block for exceptional heat dissipation -Patented pump design saves space while providing lower noise level and longer life expectancy -Larger radiator dimensions provides higher heat transfer efficiency -Black tube is designed to reduce evaporation -Flexible assembling applications provide interference-free installation.