Amazon.com: Lithium Deep Cycle 156Ah Group 31 Battery by Ohmmu Energy, The Best 12V Battery for RV, Camper, House/Coach, Marine, Trolling, Solar, Off-Grid, Overland, Sprinter. USA Made. Tested to The Extremes. :
Amazon.com: boat battery
Amazon.com: VMAX857 AGM Battery 12 Volt 35AH Marine Deep Cycle HI Performance Battery ideal for boats and 18-35lb minn kota, minnkota, cobra, sevylor and other trolling motor (12V 35AH, GROUP U1) :