... LiFePO4 cell 1.Vin:100-240Vac 2.Out:3.6V,7.2V,10.8V,14.4V, 12V,24V,36V 3.Charging ... . Input voltage: 100-240Vac, 50/60Hz2.Output voltage: 3.6V,7.2V,10.8V,14.4V,18VDC optional3.Charging current: 1A ... constant voltage5. Output power: 5W,10W,30W,50W,80W optional6 LED indicator: red on charging, green after fully charged7. Output short-circuit ...