YKS Upgraded DIY 250 Quadcopter Pure Carbon Fiber Frame Kit RTF (Assembled) w/ FS-I6 Remote Controller + Naze 32 Flight Controller + MT1806 2280KV Motor + Simonk 12A ESC + 5040 propeller Upgraded Version 250 Racing Quadcopter RTF. Made from full carbon fiber: Ultralight & great intensity. Body center plate with 1.5mm thickness of carbon fiber plate, four machine arm is using 3MM thick surface carbon fiber sheet. Equiped with FS-I6 Remote Controller. Controller distance up to 700m. Support for HD camera, image transmission and other replacement components, you can DIY to change it as you wish. YKS Upgraded DIY 250 Quadcopter Kit: Includes 250 AFR RC quadcopter and other necessary components and parts; it is ready to fly after you assembled all the components and parts (included) and plug the battery (included).