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

This JacobsParts LCD digital power supply tester is a professional handy diagnostic instrument for desktop computer power supplies. It accepts both legacy 20pin and modern 24pin (20+4pin) motherboard main power connectors, offering broad compatibility with ATX, ITX and BTX formfactor power supply units. Besides the main board power interface, it is also compatible with PCIE graphics power, SATA and HDD harddisk power connectors, allowing you to inspect most critical voltage rails of your PSU. The builtin LCD panel directly presents realtime voltage readings, so you can quickly spot overvoltage, undervoltage or unstable output conditions that may harm computer hardware. Simply plug in the corresponding power cables, and you will get test results right away without extra setup, software installation or complicated operations. Its smallsize body is easy to store and carry around for onsite repair tasks. This tester helps you verify whether a power supply functions properly before mounting it inside the chassis, effectively preventing potential damage to motherboards, hard drives, graphics cards and other costly components. It is a musthave practical tool for hobbyists, technicians, PC assemblers and hardware maintenance personnel.