Introduction: The DSF-20 automates up to 99 charge-discharge cycles with flexible modes and real-time data analysis, enhancing battery aging tests and reducing manual interruptions.   In many workshops and production lines, technicians find themselves repeatedly interrupted by manual battery diagnostics that slow their workflow. The usual testing routines often demand constant attention to switch modes, monitor status, and record data—a process that inevitably creates a bottleneck in battery maintenance and quality assurance. Addressing this gap, a sophisticated battery testing machine  like the DSF-20 offers a seamless solution by automating multiple charge and discharge cycles. This not only streamlines the task but also ensures precise battery aging tests without the need for continual supervision, which is crucial for battery manufacturers and service providers aiming for dependable results.   Implementation of multiple test cycles for accurate lithi...