NC BRAND - NEW 110V AC CHARGER FOR JXD 339 AND VIEFLY 688 3 CHANNELS METAL RC HELICOPTER NC is a registered trademark. ONLY Authorized seller of NC can sell NC products under NC listings. 110V AC CHARGER FOR JXD 339 AND VIEFLY 688 RC HELICOPTER Charge your helicopter quicker without having to drain your transmitter batteries or use a computer. Also have indicating led light when charging is complete.