2*8cm Fan power supply High Cooling /Ventilation Design Black Reactive Wire Sleeving and on Power Plug (option) Comes with AC Cord Supports : All AMD,Pentium IV,Pentium lll and Celeron Auto Thermal Control,sets Fans Speeds higher when needed 100% Burn-In Tested Hi-pot Tested Vibration Tested Leak Current Tested Over Voltage Protection Short Circuit Protection Over Current Protection I/O Switch Approved by : UL,CSA,CE and TUV Normal SECC,Black,Black Gray,Silver