Diamondback Fitness 1190St Stepper Top-of-the-line stair stepper with ultra-smooth, self-powered generator system Computer-controlled electromagnetic brake delivers 20 resistance levels Built-in console tracks your time, pulse, calories, distance, and more Includes Polar-compatible heart rate receiver; built-in reading rack 300-pound capacity; measures 38 x 65 x 36 inches (W x H x D)