Efan is a manufacturer that specializes in high quality batteries ranging from small 18350 cells to the powerhouse 21700 batteries. Not only do they provide solid IMR batteries but they have created some of the most intuitive chargers for users to operate. Whether an individual is traveling or in need of a large charging station, Efan has created single bay chargers up to six bay chargers. Allowing a safe and quick charging solution for 18350/28650/20700/21700 batteries alike.
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