A20 Pro Grade Battery Capacity Tester for Lithium and Lead Acid Cells With 4-Wire Test LCD Display for Voltage, Current, Capacity, Time, and Power, USB TTL Computer Connection, Ultra-Precise Monitoring

Ultra-precise 4-wire battery tester with LCD readout
✔️ Cap test accuracy: 10Ah/0.001Ah; 10-100A/0.01A; 4-wire test

The A20 Pro Grade Battery Capacity Tester is a bench-top instrument for lithium and lead-acid cells that uses a four-wire test to accurately measure voltage and current, and to compute capacity, time, and power. It features an LCD display and a USB to TTL PC connection for data logging.

✅ Capacity test accuracy: 10Ah/0.001Ah; 10A-100A/0.01A; 100A above/0.1A
✅ Wire connection: 4-wire test with separate cables for voltage and current for accuracy
✅ LCD Display: Voltage, Current, Capacity, Time, Power, and more data
✅ Computer connection: USB to TTL cable for data logging
✅ Current test range: 0.1-20A, precision up to 0.01A
✅ Farbe: Schwarz

💡 What is a battery capacity tester used for with lithium and lead-acid cells in everyday projects? This handy tool helps you verify runtime estimates, monitor health, and log results. - Measures voltage, current, capacity, time, and power - Uses a 4-wire test setup to improve measurement accuracy - Includes USB-TTL PC connection for data logging - Handy for hobbyists and small workshops

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