Charging Current: 1.0A Battery Voltage: 6V/12V Voltage AC:110v-127VAC/ 220-240VAC,50-60HZ Charging type: Fully automatic Battery Capacity: Charging Purpose :4-30Ah Maintainer Purpose :4-120Ah Insulation class : IP65 Indication: LED Battery Type : All type 6V/12V Lead-Acid Battery As a battery Maintainer always with O-ring Accessories