Battery Runtime Calculator

Battery capacity

Wh

Power draw

W

Efficiency

%

Hours per day

hr

Actual runtime can vary by inverter loss, cables, temperature, and battery age.

Estimated runtime

7hr 5m

425 Wh

Rated energy

500 Wh

Usable energy

425 Wh

Days at usage

1.77 days

Equivalent Wh

135,135 mAh