WEIZE 12V 100Ah LiFePO4 Lithium Battery, Up to 8000 Cycles, Built-in Smart BMS, Group 31 Deep Cycle Battery Perfect for RV, Solar, Marine, Overland/Van, and Off Grid Applications (Amazon Affiliate)
US: https://amzn.to/3tP5zJ6
4 Gauge 4 AWG 5 Feet Black + 5 Feet Red Welding Battery Pure Copper Flexible Cable Wire – Car, Inverter, RV, Solar (Amazon Affiliate)
US: https://amzn.to/3TgQ4D9
10pcs 4 Awg – 5/16″ (M8) Sanuke Wire Lugs Ring Terminal Connectors Ends Heavy Duty for Battery Cable Lug Wire Electrical Eyelets with 3:1 Dual Wall Adhesive Heat Shrink (Amazon Affiliate)
US: https://amzn.to/3Th4zIj
AMZCNC Hammer Lug Crimper Tool – 0000 AWG Battery and Welding Cables( 8 AWG TO 4/0 Wire Gauge) (Amazon Affiliate)
US: https://amzn.to/3IhBtlK
RV/Camper Playlist: https://www.youtube.com/playlist?list=PLErU2HjQZ_ZMNttuLFFn-FrqqO1zEm1IQ