Reliable Metal Film Resistor Measurement: Uses precision 1% metal film resistors to deliver accurate detection with stable performance for consistent, trustworthy diagnostics in various testing environments. Enhanced Safety and Quality Assurance: Built under strict quality control standards to provide high safety margins during continuous electronic component analysis and repair. Durable and Long-lasting Build: Constructed from premium materials to withstand frequent use and tough conditions, delivering a resilient tester for professionals and enthusiasts. Automatic Pin Layout Detection: Automatically identifies pin configurations of components, saving time and reducing errors when testing transistors and related semiconductor devices. Use scenarios - In desktop power supply repair, quickly verify resistor values and transistor pinouts to streamline troubleshooting. - In an electronics lab or classroom, students perform component testing with auto pin layout detection for transistors and semiconductor devices. - In field service, diagnose devices on-site with minimal setup and reliable performance.