Tarot 550 Pro MK55A00 6CH 3D Flying RC Helicopter Kit Without Blade Observer 5:Weight:9g(include Power and signal wire)

5:Weight:9g(include Power and signal wire)

4V 380mAh 50C Lipo Battery

Three directional drive system

and the Li-ion battery of 7

- Please avoid flying and swerving at 10m/s

Tarot 550 Pro MK55A00 6CH 3D Flying RC Helicopter Kit Without Blade Observer 5:Weight:9g(include Power and signal wire)Description: Brand: Tarot Product: 550 PRO RC Helicopter Kit Channel: 6CH Helicopter Body Length: 1048mm Helicopter Body Height: 325mm Main Blade Length: 560mm Main Rotor Diameter: 1260mm Tail Rotor Diameter: 250mm Motor Drive Gear: 15T Main Drive Gear: 153T Autorotation Tail Drive Gear: 42T Tail Drive Gear: 9T Drive Gear Ratio: 10. 2: 1: 4. 66 Note: This is helicopter DIY kit, not included main and tail blade, ESC, servos, battery, and other electric