EcoFlow 500W Alternator Charger. - 5x faster than traditional in- vehicle auxiliary power outlets. Top up 1kWh (85Ah@12V) in only 2.1 hours.. - A 3-in-1 fast charger, maintainer, and jump starter keeps your battery in mint condition.. - Third party portable power stations are applicable.. - 3-step easy installation. - Suitable for a variety of vehicles, including SUVs, pickups, and RVS.. - Expands existing RV house battery capacity.. * The 500W Alternator Charger includes only XT60i cable in the box and does not support reverse charging & battery maintenance functions with XT60 cable. To enable reverse charging & battery maintenance functions, additional purchase of XT150 cable is required.. EcoFlow RIVER 2. - 256Wh capacity（21.33Ah@12V) & 300W output. - Run essentials, like lights or a mini fridge. - Solar charge in as fast as 2.5 hrEcoFlow 500W Alternator Charger. - 5x faster than traditional in- vehicle auxiliary power outlets. Top up 1kWh (85Ah@12V) in only 2.1 hours.. - A 3-in-1 fast charger, maintainer, and jump starter keeps your battery in mint condition.. - Third party portable power stations are applicable.. - 3-step easy installation. - Suitable for a variety of vehicles, including SUVs, pickups, and RVS.. - Expands existing RV house battery capacity.. * The 500W Alternator Charger includes only XT60i cable in the box and does not support reverse charging & battery maintenance functions with XT60 cable. To enable reverse charging & battery maintenance functions, additional purchase of XT150 cable is required.. EcoFlow RIVER 2. - 256Wh capacity（21.33Ah@12V) & 300W output. - Run essentials, like lights or a mini fridge. - Solar charge in as fast as 2.5 hr