Upgraded high-precision transistor tester with automatic component detection. It identifies bipolar transistors, MOSFETs, JFETs, diodes, IGBTs, resistors, inductors, capacitors, thyristors, triacs, and batteries. It can detect Zener diodes and operates at a measuring frequency of 50 Hz. TFT color display with graphics. Measurement results are shown on a 160x128 pixel graphics screen, providing clear and easy-to-read information. Infrared decoder function. Supports encoding, displays infrared waveforms, and provides instructions for infrared receiving, expanding the device's versatility. Automatic calibration and self-test. Includes automatic calibration for accurate measurements and self-tests to ensure reliable performance over time. Applications and use scenarios - Electronics development and troubleshooting: quickly identify components and verify unknown parts on circuit boards. - Repair and field service: test remotes, radios, TVs, and other consumer electronics on site. - Education and hobby projects: learn circuit behavior and experiment with a wide range of components.