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GeneralFlavorsblu® DisposablesbluNation® REWARDSbluNation® Rewards - NY STATE blu PLUS+TME-cig ChargersMy AccountmybluTMOrderingOur PoliciesReturns & RefundsShipping, Autoship & DeliveryTroubleshootingRegulationWhen the blue LED at the tip of the e-cigarette flashes approximately 30 times, the e-cigarette battery needs to be recharged.