- Electronic component tester: Automatically identifies and measures resistors, capacitors, and inductors to meet diverse work requirements with accurate, multifunction testing. - LCD color screen: Clear, easy-to-read display. Main parameter area shows up to 9999 L C R test data; sub parameter area shows D Q test data with four decimal places. - Multiple functions: Provides frequency and level measurement; tests capacitors, inductors, and resistors; includes diode test, continuity measurement, data hold, and auto shutdown. - User-friendly design: Intuitive key control; built-in 400mAh rechargeable battery with Type-C charging interface; portable for use anytime and anywhere; supports long-term, continuous operation. - Use scenarios: • Electronics repair and maintenance: quickly identify component values on PCBs to speed troubleshooting. • Prototyping and assembly: verify component values during circuit design and testing. • Field service and on-site diagnostics: battery-powered operation with USB-C charging for portable use.