Minn Kota MK440PC Brand New Includes Three Year Warranty The Minn Kota MK440 PC 4-bank on-board charger provides you with charging flexibility and multiple options to meet all your trolling requirements. This features a waterproof, shock and vibration-resistant construction, and delivers fast charging recovery, even in extreme conditions avoiding overcharging. This charger makes use of on-board mounting that eliminates the hassle of traditional portable chargers. The MK440 PC Precision On-Board Charger is engineered with a High Frequency Digital Design that gives 10 Amp true-rated output on each bank which gives fastest recovery time. MK440 PC on-board charger also boasts Unparralled Durability which provides rugged, fully corrosion-resistant construction. This charger cleans and conditions batteries with each charge cycle, thus improving battery life . This charger mounts easily in the battery compartment. MK440 PC Features Product # 1834400 On-Board Battery Charger 40 Amps Total Output Convenient On-Board Mounting High Frequency Digital Design Cleans Conditions Batteries w/ Each Charge Cycle Unparralled Durability Rugged, Fully Corrosion-Resistant Low-Line Voltage Compensation Protected From Short Circuit, Reverse Polarity, Arc Ignition AC Plug Holder Automatic Temperature Compensation Precision Chargers Sense Adjust Temperature Fluctuations User Selectable Battery Type By Bank Gel, Flooded Lead Acid, AGM, Full Equalize LED Indicators Indicates % Charged by Bank Connection/Charge Status/Power Status/Battery Type Automatic Multi-Stage Charging