XFX 450 DFC 2.4G 9CH 3D Flybarless RC Helicopter with AT9 Transmitter Mode 2 RTFDescription:Name: XFX 450 DFC RC HelicopterBrand: XFX   Rotor Diameter: 325mm   Length: 660mm  Width: 110mm   Height: 200mm   Flying time: About 15min  Charging Time: About 3.5h  Control Distance: About 1000m     Main Blades: Glass Fiber   Main Frame: Carbon Fiber   Motor: 3700KV Brushless Motor   ESC: HobbyWing 50A Brushless ESC    Battery: 11.1V 2200mAh 25C Battery  Gyrocope System: Bigaole 3 Axis Gyro   Servo: 3 x EMAX ES08MD Servo and 1 x EMAX 9257 Lock Tail Servo   Item Weight: About 1.649kg  Package Weight: About 4kg    Note: It has some different colors of canopy、 will be sent random.    Features:    -With FBL pros and cons linkage rod、 metal swashplate.  -With all-metal swashplate servo mount、 accurate fixed position.  -With metal tail rotor control arm assembly.  -With DFC flybarless main rotor head group、 low center of gravity design、 can effectively reduce flight drag、 giving a more direct and precise flight response and faster flight speed.  -New improved low center of gravity lengthen battery mount、  to adjust the position of the center of gravity to achieve the best state of the helicopter.  -With 3 axis gyro system、 swashplate will be automatically corrected、 more stable flight.   Package included:1 x XFX 450 DFC RC Helicopter(With Eectronic Accessories)1 x RadioLink AT9 Transmitter1 x 11.1V 2200mAh 25C Battery1 x Transmitter Strap1 x B3 Charger1 x Handbag