Output Voltage V = 28.8 / Output Current A = 55 / Number of Charging Stages = 3 / Input Voltage Max. V = 264 / Input Voltage Min. - AC V = 90 / Input Voltage Min. - DC V = 250 / Input Connection Type = IEC 60320 C14 / Output Connection Type = Screw Terminal / Capacity Min. Ah = 180 / Capacity Max. Ah = 550 / Chargeable Cells = Lead-Acid / Chargeable Cells = Li-Ion