The Firefox will do give you the confidence to master the basics of single-rotor flight. Its unique rotor head is specifically designed to provide the inherent stability of a coaxial helicopter, and also provide the agile control of a single rotor helicopter. It’s a piece of cake to move forward and backward, also to be able to finish the knife edge, hover and air route flight easily. It is the best choice for you to enjoy its indoor flying ,especially learning from the coaxial helicopter’s flight level.
SPECIFICATION
- Rotor Diameter: 270mm/10.6in
- Height: 148mm/5.8in
- Length (not include rotor blades): 250mm/9.8in
- Weight: 71g/2.5 oz
- Flight time: >10minutes
Configuration:
- R/C System: EFLY-4B2 2.4G
- Motor: N50 brushed carbon high-magnetism motor
- Battery: 3.7V, 420 mAh Li-poly battery
- Servo: 3.6g x 2
< Video:
| 1.With the unique mechanical balance structure, this model has a characteristic of superb stable flight which is closed to coaxial helicopter. | 
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| 2.Equipped with a built-in piezoelectric gyro sensor to ensure that the head lock function will be more precise. | 
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| 3.Configured with 4ch 2.4G digital R/C System and 2 pcs micro proportional servos. | 
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4.Configured with 3.7V 420mAh Li-poly battery, and flight time is more than10 mins.
5.Equipped with 3pcs of micro ball bearing, which makes the helicopter fly more quietly.
| 6.Equipped with high scale LED lighting system, which makes the model more glaring. |  |
Buy it now from RC Fever