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Cheap 18650 tester - intended for amateur use. how it is built, how it works, how to test cells, what are the measurement errors for voltage, capacity and internal resistance. Disadvantages, advantages, usability. 0:00 Introduction 0:10 Building the tester 0:15 Cell slots 0:50 Going to the baskets 1:04 Power 1:15 Display 2:37 Buttons and settings 6:05 Fan 6:50 Voltage measurement 7:40 Capacitance measurement 8:27 Internal resistance measurement 9:15 Summary #18650 #tester #cheap #disadvantages #disadvantages #rw #resistance #capacity #measurement #error I invite you to watch and comment. __________________________________________________________ 🔔 Subscribe 🔔 👉    / @elektryka-elektronika   __________________________________________________________ I invite you to: 👉 www.naprawa-laptopa.com.pl - over 100 articles about laptop and electronics repairs! 👉 www.smarthomekr.pl - website about electricity and home automation.