Avoid being stranded with this Attwood Battery Charger. It is a dual-rated twelve- and six-volt battery charger that can be used for all of your marine automotive RV and sports applications. This boat battery charger is compact and ideal for your bench garage or shop use. The LED indicators let you know that it is fully charged. Overcharge short circuit and reverse polarity protection provide years of use. The outdoor battery charger has an ammeter that indicates the charging current. It has a 6 power cord and 48 battery connector leads. This is a convenient piece of equipment to have so you can make sure your batteries stay charged up. You can check your battery s status before heading out.