[HRM-10] FNIRSI Battery Voltage Internal Resistance Tester 18650 High-precision AC Acid Lithium Lead Car Battery Capacitor TesterThe FNIRSI HRM 10 is a high precision battery tester designed to measure the internal resistance and voltage of various battery types, including lithium ion, lead acid, and nickel metal hydride batteries. It's a valuable tool for battery enthusiasts, hobbyists, and professionals alike. Key Features: High Precision: Ensures accurate measurements of both voltage and internal resistance. Wide Application: Suitable for testing a variety of battery types,