Latest Lectron 2 packs of 180mAh 1S 3.7V 45C LiPo Battery for BLADE NCPX NANO QX, mCX, mSR, mSR X, UMX AS3xtra, Duet, ULTRA MICRO P-51D Mustang Latest Lectron 2 packs of 180mAh 1S 3.7V 45C LiPo Battery for BLADE NCPX NANO QX, mCX, mSR, mSR X, UMX AS3xtra, Duet, ULTRA MICRO P-51D Mustang