Tester and Multifunctional Capacitance Meter Precise measurement for accurately testing transistors, capacitors, and various components with ease. Features a clear display with fast response; automatically identifies component types; designed for long battery life. Suitable for electronic engineers, technicians, electronics enthusiasts, and professionals who need reliable electronic component testing. Ideal for laboratory research, electronic product repairs, educational training, and electronics projects; an essential tool in diverse settings. Use scenarios Onsite maintenance and : quickly test transistors, capacitors, and other components on boards to diagnose faults. Laboratory research and prototyping: verify component values and behavior during circuit design and experiments. Educational training and DIY projects: handson component testing and identification to support learning and development.