Here is the one I got. It also says this on the box:
http://www.compusa.com/products/prod...584&pfp=BROWSE

Supports Pentium 4 and AMD Athlon CPUs
Complies With ATX Version 2.03 And ATX12V Version 1.2
Supports Fan Speed Monitoring
Super Cooling! Two Visible Ball Bearing Fans
Protection Circuits For In-Rush Current, Over-Current And Over-Temperature
FCC Class B Approved
UL Approved

Motherboards Supported: ATX
Input Current Type: AC (Alternating Current)
Input Voltage Supported: 115 V
230 V
Power Rating: 400 W