RE: Optic 6 Sport 2.4 lockout
"big Duratrax 5 cell Nimh with 1600mah capacity" 2/3 A size 5 cell battery, I was flying flat and level when the failure occurred, also I got no warnings from the radio whatsoever. My radio has all the latest updates with the HP22. Its a 60 size Escapade with 5 standard size servos.