20+4 Pin LCD Power Supply Tester, Digital ATX ITX BTX PSU Diagnostic Tool, Support PCIE SATA HDD Connectors, Computer Power Supply Voltage Detector for PC Hardware Repair Testing

This LCD digital power supply tester is a practical diagnostic tool designed to check the working status of computer power supplies. It works with 20pin and 24pin (20+4 Pin) main motherboard power connectors, compatible with ATX, ITX and BTX standard PC power supplies. It supports detection for PCIE graphics card power ports, SATA and HDD hard drive power interfaces, covering most common power output rails inside desktop computers. Builtin highdefinition LCD screen intuitively displays realtime voltage values, helping users quickly identify abnormal voltage output, power supply failure or unstable rail conditions. Just connect corresponding power plugs into the tester, and you can get test data immediately without installing any driver or software. Lightweight and portable structure is easy to carry and store. It is an essential helper for PC assembly, hardware fault troubleshooting, old power supply performance verification and daily computer repair work. It helps you judge whether your PSU works normally before installing into the chassis, avoiding potential damage to motherboard, hard disk and other expensive computer components.