LiFePO4 battery packs are assembled with single cell, like 18650 cell, 26650 cell, 32650 cell, 32700 cell etc., which can be packed into 6.4V, 9.6V, 12.8V, 25.6V, 48V LiFePO4 battery packs and so on. The cycle life of LiFePO4 battery packs is more than 2000 times.