PulseTech PRO-12-RP - RediPulse12 Station Battery Maintenance System The RediPulse PRO-12-RP is designed to keep stored 12-Volt lead-acid batteries fully charged with a continuous cycle of low amperage charge which reverses the normal discharge rate As many as twelve 12-Volt batteries can be connected from a single AC outlet safely without risk of sparking between the battery leads The PRO-12-RP features optimized high frequency patented pulsing to reduce naturally occurring sulfation buildup Each unit is equipped with LED lights to indicate the status of each individual battery