liitokala 13s 48v 2a lithium-ion battery pack charger 5.5*2.1mm universal 54.6v 2a ac dc power supply adapter ac e-bike charger[au

performancewith: constant voltage, constant current, over voltage, over current protection; indicator light conversion; automatic recovery and other functions. charging voltage, 54.6v (±0.1), the indicator light is green when no load charging voltage range, the highest voltage is not higher than 55v, the voltage in the constant current phase is random, but not higher than 55v