Welcome to EcoFlow Support

Welcome to EcoFlow Support

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FAQ

Incessant battery overheating

The battery cell will show overheating at 60 degrees. It must be stationary in a cool place for at least 2-3 hours before returning to a safe working temperature.

Batteries cannot be charged in low temperatures.

The battery has a self-heating function. At sub-zero temperatures, the battery pack will heat up to above-zero temperatures. However, for improved charging and discharging performance, place the battery indoors. After enabling the battery's self-heating function, the temperature will rise to the optimal level, and each discharge cycle will consume 10% of the electricity.

After plugging in a smartphone, the USB symbol on the EcoFlow DELTA Pro Ultra flashes.

It probably means there is poor contact between the charger and the phone. Try plugging it in again, changing the input port, changing the charging cable, or trying a different phone.

Is EcoFlow DELTA Pro Ultra compatible with third-party inverters?

EcoFlow DELTA Pro Ultra is not compatible with third-party inverters.

Can I program EcoFlow DELTA Pro Ultra to run at certain times, like during peak rate hours?

Yes, charging times can be set.

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