Powermax 45A Deck Mount Converter/ChargerThe POWERMAX PM3 45A Decl Mount Converter is a reliable and efficient power source for your electronics. It features: The PowerMax PM3 45A Converter Charger converts 120 VAC to 12 VDC to fully charge and maintain any battery type, while providing clean DC power for 12V equipment. Features a built in 45 Amp automatic 3 stage smart charger with the ability to manually adjust the charging voltage for different battery types Adjustable fixed voltage