Amazon.com: Ohmmu G3G31, 12V 156Ah Lithium LiFePO4 Deep Cycle Battery, the BEST Group 31 battery for RV, Camper, Marine, Trolling, Solar, Off-Grid, Overland, Sprinter. USA made. Tested to the extremes. : Automotive
Mercedes Benz Sprinter vans and RV Van Conversion Lithium-ion Batteries: Lightweight, powerful lithium-ion batteries for commercial and recreational vehicles.
My First Van Electrical Build - True Battery Powered A/C, 30 amps of 110v and 80 amps of 12v available for use. : r/VanLife