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Main features:
● Economic and practical battery charger
● The " 2A " slot supports 2A fast charging
● O4 is a button-free charger that distributes current to each cell evenly
● Output: 2A x 1pc / 1A x 2pcs / 0.5A x 3 - 4pcs ( li-ion battery ), 0.5A ( other batteries )
● Compatible with: 18650 / 26650 / 20700 / 21700 / AAA / AA / NI-cd batteries
● It transforms the high electricity voltage into suitable voltage for battery charging