01 PC Power Supply Tester, LED Power Supply Tester for Computer for PC
Easy to use, just plug in connectors and green LEDs illuminate to show which pins are getting power.
It checks to the voltage on all wires to ensure that the power supply is functioning properly.
There is a detailed operation on the product.
An essential tool for any computer technician.
Allow you to quickly diagnose or rule out problems with the power supply, which should the the first thing you check when diagnosing computer problems.