Golf Cart Battery Maintainer 36 Volt Fully maintains 36 volt battery systems, like the ones in your golf cart. Protect your investment in expensive golf cart batteries by proper maintenance. Charge control: modified constant current charge to a constant finishing voltage then to a float standby. WorldWide Universal AC Input 90  260 volts, 50/60Hz For any type lead acid battery, including conventional, maintenance free, deep cycle, gelled-type, valve regulated batteries