Features and Benefits Horse Power Rating : 3.25 Horsepower-- Space Saver: SpaceSaver(r) Self-Locking Latch-- Heart Rate Monitor: Wireless Accurate(tm) Heart Rate Monitor--A wireless monitor for a fast, accurate heart rate reading. Key Specs Built-In Fan-- Model Number: 9500 Maximum User Weight: 350 Pounds Minimum Speed: 0 Miles Per Hour Maximum Speed: 12 Miles Per Hour Incline Minimum: 0 Percent Power Source: Plug-in Treadmill Running Surface Length: 60 Inches Treadmill Running Surface Width: 20 Inches Motorized Incline-- Incline--Displays the current percentage of incline in use.