Quick view Add to Cart Minn Kota MK-3 DC Triple-Bank On-Board Alternator Charger $209.99 $174.99 DC Alternator ChargerCharges Three Trolling BatteryLED indicatorsRed = check connection (by battery)Green = alternator power onYellow = charging trolling batteriesTurns off when engine not in useLow profile extruded aluminum enclosureWaterproof and... Add to Cart