Kettler Home Exercise/Fitness Equipment: GOLF P ECO Indoor Upright Cycling Trainer Upright exercise bike with frictionless, motorized magnetic brake system that guarantees smooth resistance 3-color backlit LCD high resolution computer display with 8 programmable workouts; recovery feature provides grading of cardio wellness Sturdy, powder coated carbon steel frame; weighted pedals; adjustable saddle and handlebars Heart rate can be measured via telemetric hand grips, with optional infrared earlobe clip sensor or with optional wireless heart rate chest strap No AC power source needed; Lifetime frame warranty; three-year residential warranty for all other parts