By connecting the Ecoflow Delta 2 Smart Extra Battery to the Delta 2, you double the capacity from 1024 Wh to 2048 Wh. With the connection cable that comes standard with the Smart Extra Battery, the extra battery can be connected to the Delta 2. When the extra battery is connected to the Delta 2, it charges and discharges at the same time.

Brand	Ecoflow
Dimensions	40 x 21,1 x 28,1 cm
Weight	9.5 kg