Security Guaranty: 36V 5A fully automatic battery charger protects from over current, over voltage and short circuit, 100% safe and reliable.Cooling Fan: Golf cart battery charger equipped with a heat disation fan to allow for ventilation and cooling inside, effectively prolongs the life of the charger.Rapid Charge: Powerwise SB50 Marathon connector plug helps prolong the life of your batteries and it can have them charged up in a matter of hours.Compatible: Detachable US plug power supply cable allows for different cable connectors, enabling the charger to be used with different golf cart types.Quality Guarantee: Each product is under safety monitoring by manufacturer for quality assurance. Dual color indicator light, clear indication and current state.Material: Aluminum AlloyInput Voltage: 100-120VOutput: 36V, 5A