EcoFlow RIVER Pro Extra Battery

EcoFlow RIVER Pro Extra BatteryThe RIVER Pro Extra Battery doubles the capacity of RIVER Pro from 720Wh to 1440Wh, giving you the freedom to customize your power for any adventure. The RIVER Pro weighs just 15.9 lbs and the RIVER Pro Extra Battery weighs 15.4 lbs, making them both portable and easy to transport. The RIVER Pro + 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 RIVER Pro Extra Battery to the RIVER Pro: Power off BOTH the RIVER Pro and RIVER Pro Extra Battery before attempting to connect them together. Open the Power Expansion Port cover on RIVER Pro to access the Power Expansion Port. Connect the Expansion Power Cable to the RIVER Pro Expansion Power Port. Tighten the screws on the Expansion Power port securely. Open the Expansion Port Cover of the RIVER Pro Extra Battery to access the Expansion Power Port. Connect the free end of the Expansion Power Cable to the RIVER Pro Extr