20Ah Lithium Battery (LiFePO4)

New for 2022, the 20Ah LiFePO4 battery replaces our popular 18Ah model at the same size! This battery is 1.5" wider than a traditional ice fishing 7-9Ah flasher/graph battery. Made to replace the Garmin 12Ah SLA battery with over twice the operating time and half the weight!  This 20Ah battery is LiFePO4 chemistry (Lithium Iron Phosphate). LiFePO4 are the safest, longest lasting Lithium Batteries available with 2000+ charge cycles. All batteries have built in BMS which gives you charging and discharging cutoff protection for your safety and increased longevity of our products.. Cost per charge, there is not a better technology out there. Fishing Electronics Connection Kit - Sold Separately  Click your brand below to see operating times with all of our batteries: Humminbird  Humminbird Ice   Garmin   Lowrance   Vexilar    Marcum    Aqua Vu Click here for Battery Manual and Detailed Specifications Nominal Voltage: 12V Actual Voltage: 12.8V Nominal Capacity: 20Ah Discharge Cut-Off: 10V C