Minn Kota On-Board DC Alternator Charger - $99.99

Drawing power from your boat's alternator, these units can charge up to three trolling or secondary batteries when the main motor is running. They turn off when the motor is not in use. Output up to 20 amps total output depending on alternator output. Waterproof, corrosion-resistant, inconspicuous low-profile design. Easy hookup Just connect power leads directly to starting battery. FCC compliant. Weight: 5. Type: Chargers. Total Amps: **. Model: MK 1-DC. Dimensions (LxWxH): 7"x7-1/4"x3-1/2". Banks: 1. Mk-1dc Single Bank. - $99.99