A proven 3D trainer that you can easily do any aerobatics and 3D maneuvers, includes Knife Edge, Hovering, Torque Rolls, Cobra, ...etc. Thunder Tiger's new 3D profile EP series offers great 3D flying performance. The pre-installed carbon strips, pre-painted trim scheme, precision laser cut parts, and universal power system makes this friendly 3D machine an outstanding value. Only a few minutes of assembly are required: glue the wing, install radio gear and power unit then you are ready to Rock-n-Roll.