Ornithopter 蝶型羽ばたき機　Butterfly20-5-2 X wing　146g Good Flight Front Flip

Ornithopter 蝶型羽ばたき機　Butterfly20-5-2 X wing　146g Good Flight Front Flip Flight in wind 2-3meter/second Butterfly20-5-2 with X wing flew well even in wind. X-wing is strong against wind. Butterfly20-5-2 width 94 cm length 53 cm weight 146 g Battery Lipo 3cell 180mAh 20g Total flight weight 166g Servo: Elevon Turnigy D56MG Coreless Digital Metal Gear Servo Motor: Turnigy 1811 Brushless Indoor Motor 3800kv Gear: Main Gear 0.4M 66T& 3mm ball bearingSpur Gear (M0.4 x 60T), 64P8TPinionWire(4mm ball bearing),Pinion Gear M04 10T ESC: H-KING 10A Fixed Wing Brushless Speed Controller Battery: Lipo　180mAh3cell Control: 3CH (a motor, V tail *2) Film of a wing Orcon film EN158C Butterfly, 蝶, ornithopter, RC