The dkn airun x high performance folding treadmill is equipped with a revolutionary folding design that requires no assembly it offers the plug and run system which means that straight out of the box this treadmill can be up and running in just 3 easy steps this clever folding system introduces a new era in space saving convenience the complete machine can be stored upright or flat under your bed the airun x is equipped with a 225 hp continuous self cooling drive motor that runs longer an