This is the radio controlled, brushless electric powered, almost ready to fly ElectriFly Citabria 3D Foam Indoor Airplane.FEATURES: Construction: 3mm extruded polystyrene Pro-formance foam, an ElectriFly exclusive, control surfaces are prehinged with 3M Blenderm tape hinges Wing: One-piece with factory installed carbon fiber wing spars Motor Mount: Pre-drilled plywood Landing Gear: Preassembled with wheels installed Wheels: Five-spoke, black nylon Warranty: Great Planes® Model Manufacturing Co. guarantees this kit to be free from defects in both material and workmanship at the date of purchase. This warranty does not cover any component parts damaged by use or modification.INCLUDES: ElectriFly Citabria 3D Foam Plane with landing gear, wheels, motor mount, pushrods, carbon rods, brace doublers, control horns and instruction manual REQUIRES: Radio: 4-channel with mini receiver Servos: Three micro high torque Motor: 250 size outrunner brushless Battery: 7.4V 350mAh LiPo ESC: 8amp Brushless Propeller: 8x3.5 for electric flightSPECS: Length: 29.5" (750mm) Wingspan: 33" (840mm) Wing Area: 243 sq in (15.7 sq dm) Weight: 6 - 6.3oz (170 -180) Center of Gravity: 1-15/16" (49mm) from the leading edge of the wing on both sides of the fuselage Control Throws- Low Rate High Rate 3D Elevator: 1-1/4" (32mm) 25° 1-5/8" (41mm) 33° 2-1/8" (54mm) 45° Rudder: 1 (25mm) 17° 1-5/8" (41mm) 29° 2" (51mm) 36° Ailerons: 3/4" (19mm) 14° 1-3/8" (35mm) 27° 2-3/8" (60mm) 52°