The Ecoflow Delta Pro model offers a market breakthrough via a high output, high capacity (3016Wh) power solution in a quick charging, easy to use package. With Australian certifications, warranty and support it represents the most technically advanced, all round portable power solution on the Australian market today. This additional battery doubles the capacity of the Delta Pro. Using a single extra battery with the Delta Pro gives you 7200Wh (7.2KWh). Using two extra batteries gives you 10800Wh (10.8KWh). Must be used with the Delta Pro main unit (cannot be used as standalone battery). This battery can be used with the Delta Pro only.