The purpose-built charger for 1-cell batteries utilized by ParkZone's Vapor, Ember, Ember 2 and Sukhoi, and E-flite's Blade mCX, there's no better choice than the fast and efficient Celectra 4-port charger. The Celectra operates off of D batteries, or at home with the convenience of E-flite's AC to 6VDC 1.5A Power Supply (sold separately). Features: Four independently functioning charging circuits to reliably charge your single-cell Li-Po batteries AC to 6VDC power supply compatible All 4 ports can be used simultaneously or one at a time No need to use batteries while at home near a power source. Use our optional E-flite 6V power supply (EFLC1005) High capacity D-size batteries provide many charges and mazimum portability Charges E-flite and ParkZone single-cell Li-Po batteries