12V Sealed Lead Acid Battery Charger,ABT Power 12V 3.3A Smart Auto Stage Charger With Fuel Gauge Indication, Maintenance Battery Charger Car Battery Charger UL Listed (DC Alligator Clip)

Specification Input voltage: 100-240VAC,50-60Hz Input current: 1.1A Charge Voltage: Rating 12V,Bulk limited voltage 14.7V Ripple Current:Current-ripple< =0.13A rms Bulk Charge current: 3.3A Cooling: Natural convection, do not cover the charger Charge Principle:Auto 4 stage : Ud-I-Uo-Up Battery Type: All kinds of lead acid battery (SLA,GEL,AGM..) Battery Capacity: 6-80Ah Size: 120x67x41mm Weight: 270g This is a smart professional battery charger for all kinds of lead acid battery like SLA/GEL/AGM/VRLA and so on, simply connect the Alligator clip to battery positive (red) and negative (Black) is ok