HJ450 quadcopter frame kit: Support KK MK MWC FF KK. Shaft distance: 450mm Recommend: Motor: F4006 A2208 A2212 800KV~1100KV brushless motor. ESC: 15~25A ESC. Battery: 1800~3600mAh 3S Lipo battery. Propeller: 11*47 propeller. Transmitter: 5CH or 6CH DX6I. Carbon fiber landing gear: Universal and elegant design suitable for most quadcopter / hexacopter / octacopter. Has space for wireless AV transmitter battery and PTZ FPV camera. With multifunction landing skid. With battery strap tie and Velcro.