Wltoys 284131 2.4G 4WD 1/28 Short Course Drift RC Car / Light Kids Toys RTR. 1.Aileron-less Design : using aerodynamic principle to design blades, providing strong power and body self stability. Simple 4-channel design, using6-axis gyroscope, with the function of air pressure height, super stable flight; It has the functions of one button take-off and one button landing, which makes the product easier to operate and more suitable for novices.