This 12V 50Ah Lithium Iron Phosphate (LiFePO4) battery provides a lightweight, portable power source for kayaks, trolling motors, and other 12V electronics. Weighing only 11 lbs, it offers twice the power at about 70% less weight than comparable sealed lead acid batteries and can be monitored via Bluetooth using the iOS and Android app. Up to four batteries can be wired in series for 24V, 36V, or 48V systems, and it works with AGM-compatible chargers from Minn Kota, Dual Pro, Noco, Real Pro, and Pro Sport.