This is the Radio Controlled, Electric Powered P-51D Mustang from Tower Hobbies. RXR (Receiver Ready) includes motor, ESC and servos. FEATURES: Construction: EPO foam, crash-tough and feather-light, repairs easily with CA glue Wings: Two-piece with two aluminum wing joiners Aileron Control: Dual servo Motor: Outrunner brushless ESC: Brushless compatible, see COMMENTS below Servos: Four micro Canopy: Made of foam and clear plastic, fastens to fuselage with magnets, painted pilot bust and instrument panel decal Landing Gear: Prebent wire Spinner: Plastic, red and yellow in color 2.4" (60mm) diameter Propeller: Plastic 9x4.5 Wheels: Two foam, 2" (51mm) diameter main, 1/2" (13mm) tailwheel Building Time: Ready to fly in approximately one hour Warranty: Tower Hobbies guarantees this kit to be free from defects in both materials and workmanship at the date of purchase. This warranty does not cover any component part damaged by use or modification. INCLUDES: Tower Hobbies P-51D Mustang with propeller, prop adapter, decals, motor, ESC, four servos, spinner and instruction manual REQUIRES: Radio: 4-channel transmitter and receiver Battery: 11.1V LiPo, 1800mAh minimum Battery Charger: LiPo compatible Tools and field equipment SPECS: Length: 34" (864mm) Wingspan: 40" (1016mm) Wing Area: 303 sq in (15.2 sq dm) Wing Loading: 14.1 - 15.2 oz/sq ft (43 - 46 g/sq dm Weight: 29.7 - 32 oz (840 - 905g) depending on LiPo batteries used Center of Gravity (CG): 3" (76mm) back from the leading edge of the wing at the wing root where the wing meets the fuselage Control Throws: Low Rate High Rate Elevator: 1/8" (3mm) 6° 3/16" (5mm) 8° Rudder: 1/2" (13mm) 14° 11/16" (17mm) 18° Ailerons: 3/8" (10mm) 18° 1/2" (13mm) 23° COMMENTS: This brushless motor and ESC are designed to function together. If you want to upgrade the motor, please follow the motor manufacturer"s recommendations concerning the proper amperage of the required ESC. jxs 09/28/10 ir/jxs updt jxs 05/24/11