... metals such as lead, cadmium, nor any corrosive acids or alkalies thus making LiFePO4 batteries the most environmentally friendly battery ... acid which will go flat quite quickly if left sitting for long periods).Virtually flat discharge curve means maximum power ... Power tools, Lawn mower, .Electric vehicle, Sightseeing Bus, Glof cart, E-bike, E-scooter, E-wheelchair, E-motorcycle miner's lamp and etc ...