Manual air resistance with additional felt-backed friction tape.Adjustable height dual action and fixed handlebars.Dual action forward and reverse motion.5 function exercise monitor with calories (theoretical calorie burn), distance (miles), scan, speed (mph) and time (minutes/seconds) modes.Micro tension controller resistance adjustment.Transportation wheels.Maximum user body weight 110kg/17.2st. Size (H)150, (W)78, (D)90cm. Gross weight 27.5kg. Requires 2 x AA batteries, not included.Packed flat for home assembly. Home delivery only.