The lithium-ion batteries that dominate today's residential energy storage market have a usable life (70% capacity or more) of 10-15 years, which is roughly double the lifespan of the lead-acid batteries used in the past. . Whether for camping trips, outdoor adventures, or emergency preparedness, a reliable and long-lasting energy storage solution is a must-have. However, the lifespan of a lithium-ion battery also depends on its chemistry. . Compared to alkaline options like Powermax AAA Batteries and Energizer AAA Alkaline Batteries, the lithium model excels in both storage life and performance.