... 12V,24V,36V 3.Charging current:1A,2A,3A,4A,5A Product Name: Battery charger for LiFePO4 cell, Shenzhen battery charger ... 1.5A, 2A, 3A, 5A optional4.Charging mode: constant current first, and then constant voltage5. Output power: 5W,10W,30W,50W,80W optional6 ... Output short-circuit protection, battery reverse polarity protection8. Used for charge LiFePO4 Lithium iron phosphate battery pack of 2AH-20AHCE ...