Fire Power Featherweight Lithium Battery - 2019-2025 Kawasaki KX450F Lithium Iron Polymer technology Increased cranking amps and fast recharge rates compared to comparable lead acid batteries 50% to 70% lighter than standard lead acid batteries Integrated BMS (Battery Management System) with cell balancing and overcharge protection Built-in SOC (state of charge) LED test gauge 6 to 12 times more cycle life compared to lead acid batteries Long shelf life, up to 1 year before requiring recharging Can be mounted in any position 3 Year warranty