EF ECOFLOW DELTA 2 Portable Power Station Extra Battery, 1kWh Added Capacity for Home Backup Power, Portable Battery to Power Multiple Heavy-Duty Devices

Extra Battery Capacity. Add on to your DELTA 2 to expand capacity to 2048Wh. Easy setup to meet a wide range of needs from home backup power to outdoor use.
Lasts Years on End. As a portable battery with an LFP battery chemistry, it lasts years on end with regular use. 3000+ cycles to be precise.
Charge Your Way. The DELTA 2 Extra Battery allows you to charge fast with multiple methods. Choose AC outlets, car outlets, solar panels or even our Smart Generator. With that, you can go for 0-80% in 80 mins.
Power Pretty Much Anything. With a 1800W output & 15 outlets when paired with DELTA 2, you can power 90% of home appliances.
Control and Monitor. With an onboard LCD screen and an EcoFlow app you can check all your essentials. Remaining charge, hours remaining at current output, and a whole lot more.