Yes even though all appears to be well with the batteries while on the charger It is my 1st recommendation to have them tested anyways. You can pull the boat to any AutoZone or O'Rileys and they will check them for you at no cost. You do not even need to pull them from the boat.
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for all your Humminbird, Minn Kota & Motorguide needs
We also stock the LiftSaver TM Bracket 972 822 9285