2 Independent Charging Stations Developed To Maintain Batteries Not In Constant Use Or In Storage Fully Automatic Charger 12 Volts @ 1.25 Amps Per Station Operates anywhere In The World! 100-240 VAC 50/60 Hz. Reverse Polarity Protected Microprocessor Controlled Constant Current Charging 2 Year Warranty The 2 Bank Battery Tender? Charging Station is two encased 1.25 amp battery chargers designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. This charger will operate anywhere in the world! 2 Year Warranty