Features:The power tester only needs to connect the on the power supply to simply and intuitively know whether the output of the power supply is normal.The JW power tester is a powerful power test device.It can detect BTX, ITX, TFX computer power, and can display LCD voltage and PG value.It can quickly detect the computer power and facilitate the instrument.It is your best choice and reliable helper to quickly detect PC power.Package Includes:1 Piece Power TesterSpecifications:Item Type: Digital LCD Power Supply TesterMaterial: Aluminum AlloySupport 24Pin, 20Pin interfaceSupport SATA interfaceSupport 8Pin, 4Pin interfaceSupport PCI-E graphics 6Pin interfaceSupport the floppy disk interfaceSupport ATE hard disk interfaceTest voltage: 3.3V, -12V, 12V1, 12V2 + 5 VSB, + 5V, and PG timeSize: Approx. Pls see the Picturesnote:Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.Please allow 0-2mm error due to manual measurment.