58.4V 18A lithium battery charger is specifically designed for 48V (51.2V) LiFePO4 lithium batteries. It takes 3.6 hours to fully charge a 48V 65Ah battery, and as well as 5.6 hours for a 48V 100Ah battery. 

The charger is reliable with multiple protections, such as over voltage protection, over current protection, short-circuit protection, output reverse protection, charger over temperature protectionthat prevent damage by faulty operations.