20A Lead Acid Lithium Battery Capacity Tester Support External Charger Charging And Discharging ,Easy to Use

LCD display: test data of voltage, current, capacity, time, etc. Computer connection: dedicated USB to TTL serial cable. Computer control, drawing curves, calibrating measurement benchmarks, upgrading device firmware,cycle charging and discharging, etc. EBC-B20H is a battery pack capacity tester for battery capacity test in the range of 12V-72V, built-in discharge load resistor, support charger for external battery pack, automatic switching charge and discharge, support computer online drawing curve .