The Proform& CrossWalk& 425 Treadmill has a 1.3 CHP Mach Drive Motor, which is engineered to maintain its strength for long-term use and perfect for light or intense workouts. Get an accurate heart rate reading by simply placing your thumb on the EKG sensor that is built right into the console, which features a blue-tinted LCD display that tracks your time, speed, distance, pulse and calories burned.