The Transistor Tester is a high-precision, multifunctional electronic testing device designed specifically for electronic engineers, technicians, and enthusiasts.This device is intended for detecting and analyzing the performance and characteristics of semiconductor components such as transistors, diodes, triodes, and field-effect transistors (FETs).Equipped with a color screen, it allows for multi-parameter measurement of various components, automatically identifies the type and pin arrangement of the tested -component, simplifying the operation process and enhancing testing efficiency.