Product Features: Suitable for charging storage batteries of motorcycles, automobiles and ships. High-current platinum contact switch Superior, long life changeover switch Low internal resistance & high output current Overload protector: no hassle of changing output fuse Product Specification: Input Voltage(50/60HZ): 220V 1PH Max Power(KVA): 1.3 Charge Current(A): 11/30/30/30/30 Charge Voltage (V): 6/12/24/36/48 Rates Reference Capacity(A/H):Ah 15h 10-100-300-300-300-300 Current Regulation Levels: 6 Product package: Net Weights: 24KG Gross Weights: 28KG Size(MM): W440 x D280 x H280 Quantity for 20'GP: 735 PCS Quantity for 40'GP: 1647PCS Quantity for 40'HQ: 1911PCS