24V 20A AC to DC Battery Charger Special Features: 1.DC Input voltage: 24V 2.Rated Charge Current: 20A 3.Absorption ChargeVoltage(DC): 29~29.6 V 4.Float Charge Voltage (DC): 27V~27.6 V 5.Input Voltage (AC): 185~265 V 6.Frequency: 47~63 HZ 7.LED Indicator Light Show Charging Status. 8. Temperature Controlled Cooling Fan. 9.3-Stage Battery Charging: Bulk Charge, Absorption Charge, Float Charge 10.Switch Mode Technology 11. High Efficiency and Led Visual Display 12.Protection: Over Temperature, Short Circuit, Reverse Polarity