1).The design of flybarless balance characterizes low power loss
and great efficiency improvement. 2).3-axis gyro, Aileron less balance
control system and amend the stable flight gesture automatically. 3).
Adopting high efficient strap driven system infinitely reduces the extra waste
of the power system. 4). Mature low voltage driven system presents green,
environmental friendly and safety concept. 5). Low voltage and high torque
brushless motor can provides strong and durable power. 6). Mini size
helicopters for indoor. It offers 9-10 minutes flight time after full