36V Parallel Kit for 2-36V Batteries to 1 MotorUse with all 36V Trolling Motors, Rigging, and Battery Removal is a Foolproof Plug and Play System with Built-in Onboard Charging Leads integrate your onboard charger through pre-wired connections and heat-shrinkable splices the best marine corrosion protection "Double Time" 36V parallel Kit for (2) 36V batteries to (1) 36V trolling motor W charging Leads.