... 1-5A Product Name: Universal desktop LiFePO4 battery charger Specifications 1. Input voltage: 100-240Vac, 50/60Hz 2.Output voltage: 3.6V,7.2V ... 4.Charging mode: constant current first, and then constant voltage 5. Output power: 5W,10W,30W,50W,80W optional 6 LED ... indicator: red on charging, green after fully charged 7. Output short-circuit protection, battery reverse polarity protection 8. Used for ...