Description: GM328A Component Tester: Easily test components with the rotary coding switch featuring 6 modes for different functions. Choose between English Full Version or Russian Simplified Version for user . DC5V Type-C power supply ensures stable performance Transistor Tester: Accurately measure transistor parameters with this versatile device. The LCD display provides clear readings for easy troubleshooting. Choose between English or Russian language options for a personalized experience Capacitor ESR Voltage Frequency Meter: This multifunctional meter allows you to test capacitors, measure ESR, voltage, and frequency with precision. The PWM square wave signal generator function enhances its utility for various electronic projects PWM Square Wave Signal Generator: Generate PWM signals effortlessly with this handy tool. The rotary coding switch simplifies for users, while the DC5V Type-C power supply ensures reliable performance. Choose between English or Russian language options Electronic Kit: This comprehensive kit includes all the necessary components for building a transistor diode tester and more. The English Full Version and Russian Simplified Version offer flexibility for users worldwide. for electronics enthusiasts and hobbyists Specification: Color: As Shown. Material: PCB. Size: Approx 9.5*9.5*3CM/3.74*3.74*1.18inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: 1* Component detector 1* Knob cap 1* PP box