Intelligent additional battery for Delta 2. Intelligent additional battery for up to 1024 Wh more power. Delta 2 and its additional batteries are charged and discharged simultaneously. Fast charging, from 0 to 80% within 70 minutes and from 0 to 100% within 120 minutes via AC input. Internal storage compartment. Power multiple devices. With integrated screen. Expandable capacity. Delta 2 offers up to 1024 Wh more thanks to the smart extra battery, so your home will continue to be powered in any emergency. Convenient charging. Delta 2 and its auxiliary batteries charge and discharge simultaneously. Easy charging with solar panels, mains power or our Smart Generator. Fast charging. Delta 2 charges from 8 to 80% within 70 minutes and from 0 to 100% within 120 minutes via the AC input. Internal storage compartment. Save space at home and on the road with the convenient accessory storage compartment. Power multiple devices. The Delta 2 fits every conceivable connection to power devices, in any location, just like at home. Everything under control, from anywhere. The built-in screen gives you the same information about battery level, remaining charge time, remaining usage time and more. You can check the charge level anywhere with the EcoFlow app.