"An exciting racing experience and an unprecedented visual feast First class racing fun with options for several different and finely tuned flight environments on the runner 250. Experience extreme speed, high efficiency and the wide variety of pitch, yawl and flip movements at your fingertips. Extreme speed with tactile control Ultra fast speeds of 35-40Km/h 250 Size Racing quadcopter Modular design for easy maintenance HD camera 12-14 mins flight time Real time image transmission Super resistance Carbon fiber structure Simple to disassemble and re-assemble Extremely long, highly sensitive, remote control range Accurate and sensitive control for up to a 1km distance. Real-time image transmission, without time lag Optional Google2 FPV glasses providing real-time image transmission and a variety of OSD data e.g flight post, voltage, pitch angle, etc. Choose a variety of flight environments from beginner to free racing A vivid racing experience and an unparalleled visual feast. DEVO 7 Fully functional and highly cost effective A four-axis design, smooth to control Goggle2 Has OSD real-time data display and an amazing a built-in head tracking system. A 5.8G receiver function with a Section B channel set, to provide many channels. Optional AV input and output functions. HD camera <"