16.8V 14.4V 3A 16.8V 3A lithium li-ion battery charger for 4 series 14.4V 14.8V lithium li-ion polymer battery pack good quality

16.8V 14.4V 3A 16.8V 3A lithium li-ion battery charger for 4 series 14.4V 14.8V lithium li-ion polymer battery pack good quality

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