Power Tester
The Xclio PST-201SE Power Supply Tester is the simplest yet most comprehensive way to test your power supply output.
Your Power Supply's Doctor - An absolute must for All PC Engineers/Techies
For ATX 12V ver 2.0/1.3 (backward compatible ready)
3.3V, 5V, 12V Voltage Output Testing
Compatible with Molex 4-Pin, P4 Power, Floppy, SATA (+5V/+12V), ATX 20-Pin and 24-Pin Connectors
Green LEDs and Beeps indicate test result
Power Connectors:
4-pin P4
4-pin Molex
Serial ATA (SATA)
4-pin Floppy
20-pin and 24-pin ATX