li-ion voltage to SoC
State of Charge (SoC) Cell Voltage

100% (approx 4.20 V)

90% (approx 4.05 V)

80% (approx 3.95 V)

60% (approx 3.85 V)

40% (approx 3.75 V)

20% (approx 3.65 V)

10% (approx 3.50 V)

0% (Empty)(approx 3.00 V - 3.20 V)


Data from EcoFlow global via Gemini.


4.20 V → 100%

4.05 V → 90%

3.95 V → 80%

3.90 V → 70%

3.85 V → 60%

3.80 V → 50%

3.75 V → 40%

3.70 V → 30%

3.65 V → 20%

3.50 V → 10%

3.00 - 3.20 V → 0%