SPITFIRE MARK IX by Clark Industries ( the Cadillac of Spitfires ). 9.5' span, one piece wing. Powered by Clark's 104cc in-line twin with electronic ignition by CH Ignitions. Functional scale exhaust. Clark's spring/air retracts that stage up, as does the full scale. Heavy duty HiTech servos on all control surfaces ( 330 oz/in at 6 volts ), to include a servo on each aileron. Rudder and elevator are pull-pull. HiTech 645's on each choke and throttle. Power distributed through a SmartFly Power Expander, supplied by two 2000 mah battery circuits ( batteries not included ). Separate circuit for electronic ignition. ElectroDynamics fiber optic kill switch included. Scale details done to the max. This plane ready for the best of scale competition. Build and paint done with much attention, as it shows. Numerous detailed pics available.