The POWER-Z KM003C is the most advanced portable USB-C tester on the market, designed for the PD3.1 era (up to 240W).

Thanks to its crisp display and high-grade precision, it allows you to monitor voltage, current, and charging power in real-time. It is the perfect tool for diagnosing faults on the latest generation of MacBooks, iPhones, and laptops, analyzing charging protocols (QC5.0, FCP, SCP, etc.) to instantly identify power supply anomalies.