More of Delta Max: Double runtime with this add-on battery that plugs into any Delta Max portable power station. Add up to two Extra Battery units for a total capacity of 6048Wh.
Convenient recharging: Delta Max and its Extra Battery charge and discharge in unison. Whether you're recharging Delta Max from solar panels, AC outlets, a vehicle, or our Smart Generator, the Delta Max Extra Battery will recharge alongside.
Independent in emergencies: The extra battery even recharges directly from EcoFlow's Smart Generator without Delta Max. That's more recharging options to fit any situation.
LCD screen: Get all the info on battery percent, time until full, time until empty, and more on the Delta Max Extra Battery LCD screen. Check the battery's status anywhere on the EcoFlow app.
Our vision is to power a new world - a call to the future, an aspirational, technology-driven, eco-friendly future that every individual can own.
Our mission since day one has been to create the most innovative, eco-friendly power solutions to untether individuals, families, and societies. We aim to empower our users with meaningful innovation, helping people across the world to live, dream, and explore without limits.
How It All Started: Everyone deserves the right to access power. We started out in 2017 with a group of battery engineers who had a vision to power a new world - actively transitioning the world from outdated power sources to a future of sustainable, renewable power. Today, as a portable power and renewable energy company, EcoFlow leads the way forward with industry-leading portable power solutions, solar technology, and the world's first smart home ecosystem.