Product Description  : Brand : Kettler LCD computer display provides high resolution and easy to read digital and graphical data The programmable training computer provides 12 programs including heart rate controlled programming Computer display includes graphic dot matrix showing program hill profiles Computer programming includes Heart Rate Control programs that automatically adjust resistance levels in order to achieve and maintain one's target heart rate training zone Heart rate can be measured in two ways: Telemetric hand grips or with an optional POLAR T-34 wireless heart rate chest strap transmitter The computer includes a recovery feature which provides a grading a cardio wellness grading indexed 1 to 6 helping to track improvement Frictionless, motorized magnetic brake system provides and extensive range of smooth magnetic resistance to yield challenging workouts and outstanding performance The variable resistance levels are indexed from 1 to 16 providing enough range to challenge beginners through world class athletes