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                                  VTR1 (6.7MB MPEG)

width 106.6 cm
length 67.0 cm
weight 370.0
Lipo 3cell 650mAh 60.0
Total flight weight 430.0

Receiver: Castle Creations Berg Microstamp 4L 4Ch Micro Rx FM
cryistal: Castle Creations Micro Crystal Berg 52(72MHz)
Servo: elevon (Hitec HS-45 Feather Premium High Speed/Torque Servo 2 pieces)
Motor: Brushlessmotor 2824/MS(sport)
Battery: Lipo 3-cell.650mAh
Control: 3CH (a motor, a right elevon, a left elevon)

Shop where I purchased this Ornithopter OVIRC in France
Maker : Hobby Technik in USA

Pterodactyle did not fly by a lack of power with Lipo 2cell 7.4V. It flew powerful by Lipo 3cell 11.6V. 
However, it was not able to be controlled well.
At present, it is executing lengthen both legs in order to raise an elevon function.