EcoFlow Extra Battery for DELTA MAX (168Ah@12V)

The Delta MAX Extra Battery doubles the capacity of Delta MAX from 2016Wh to 4032Wh, giving you the freedom to customize your power for any adventure. The Delta MAX + Extra Battery can easily fit in a car trunk, on a campsite, or indoors, giving you the power to take your adventure anywhere. How to Connect the Delta MAX Extra Battery to the Delta MAX Power off BOTH the Delta MAX and Delta MAX Extra Battery before attempting to connect them together. Open the Power Expansion Port cover on Delta MAX to access the Power Expansion Port. Connect the Expansion Power Cable to the Delta MAX Expansion Power Port. Tighten the screws on the Expansion Power port securely Open the Expansion Port Cover of the Delta MAX Extra Battery to access the Expansion Power Port. Connect the free end of the Expansion Power Cable to the Delta MAX Extra Battery Power Expansion Port. Tighten the screws on the Expansion Power port securely. Turn on the power button of the Delta MAX or Delta MAX Extra Battery. Fully charge the devices f...