Peak PKC0AC 1.5-Amp Linear Charger/Maintainer Manually charges both 6 and 12 volt batteries Durable plastic housing, heavy-duty cables and steel nickel plated clamps are corrosion-resistant for better connection LED indicates when AC power is supplied and 12 volt battery is fully charged Snap disconnect harness quickly connects clamps or ring connection to top or side-mounted hard to reach battery terminals