Building a DIY Lithium Iron Phosphate (LiFePO4) Battery for Solar - John's Tech Blog
Amazon.com: Power Queen 2 Pack 12.8V 100Ah LiFePO4 Battery, Built-in 100A BMS, Lithium Battery 2560Wh, Up to 15000+ Cycles, Support in Series/Parallel, widely used for Solar Home System, RV, Off-grid Life :