made a diy Cooler dual battery box with all left over parts. solar and plug charge for weboost, desel heater, fridge, USB c, and small inverter : r/overlanding
Smart Battery Box Portable Avec Double Port USB / Voltmètre - Temu France
Amazon.com: Camco Double Battery Box | Safely Stores RV, Automotive, and Marine Batteries | Features a Heavy-Duty Corrosion-Resilient Polymer Construction and Measures Inside 21-1/2" x 7-3/8" x 11-3/16" (55375) : Automotive
Camco Heavy Duty Double Battery Box with Straps and Hardware - Group GC2 | Safely Stores RV, Automotive, and Marine Batteries | Measures Inside 21-1/2" x 7-3/8" x 11-3/16" | (55375) : Amazon.com.au: Automotive
Camco 55374 Double Battery Box - Group 24 - Walmart.com