The numbers

SOLIX C1000
Battery1,056 WhLiFePO4
Output1,800 W2,400 W surge
Starts it?Yesneeds about 1,500 W
Runs it?Yesdraws up to 1,500 W
A typical day's use3–9 days
Nonstop at full powerabout 35 minutes

On a full charge, with no other loads. A microwave uses 0.1–0.3 kWh a day and draws 1,000–1,500 W while heating; about 85% of the battery reaches the outlet after the inverter's losses. Big draw, short time. It needs an inverter or station that can supply its full wattage.

Make it last longer

Folding solar panels refill it on sunny days. Add the rest of what you would run to see the whole picture.

Add your other appliances

Running it every day, off grid? How much power a microwave uses sizes the solar for it.

Other questions like this

Sources

  1. Anker SOLIX C1000 product page the maker's specs
  2. How much power a microwave uses US Department of Energy estimates, nameplate ratings and owner measurements

Runtimes are calculated from these numbers, not measured. Your microwave's label or a plug-in meter gives your exact draw. Spotted something out of date? Tell me.