This tutorial shows the features of DELTA Max’s Extra Battery unit and the EcoFlow Smart Generator, as well as how to use them. . . . Recap: For more capacity, connect a DELTA Max Extra Battery or the EcoFlow Smart Generators to one of DELTA Max’s two Extra Battery ports. Using the Smart Generator 1) Turn the fuel cap vent lever on 2) Turn the engine switch on 3) Plug into DELTA Max 4) The Smart Generator will turn on when DELTA Max’s battery goes below a certain level 5) The Smart Generator will turn off when DELTA Max’s battery reaches a certain level You can set these levels in the EcoFlow app. *See • How to use the EcoFlow Smart Generator set up your smart generator for the first time Get the most out of your EcoFlow product with our app: App Store: https://apps.apple.com/us/app/ecoflow... Google Play: https://play.google.com/store/apps/de... If you're looking for a portable power station for home backup power, check out DELTA Max: https://ecoflow.com/products/delta-ma...