The SportsArt E840 Elliptical Crosstrainer with electronic stride and resistance is built to provide a total-body, low impact cardio workout at home or in light commercial applications. A maximum user weight rating of 450 lbs. makes the E840 ideal for residential applications as well as multi-unit housing, corporate wellness centers, physical therapy and fitness training studios. 40 resistance levels and an electronically adjustable stride length complement the many included fitness programs designed to reach the targeted heart rate for increase aerobic capacity and accelerated fat loss. And while training on your SportsArt elliptical machine you can keep yourself entertained with the dual headphone jack and integrated audio volume controls, Bluetooth and USB charging outlets. The E840 features a Polar-compatible wireless receiver (chest strap NOT included) for telemetry heart rate interaction to allow the user to monitor and achieve their targeted heart rate zone for maximum fitness and fat burning results. Cardio Advisor shows heart rate and optimal zones for weight loss and cardio. Tri-color, multi segment LED console display readouts include Workout Level, Time, Distance, Calories, Strides/Min, Stride Length, Total Strides, Human Watts, METs, Heart Rate, WT Loss Zone, Cardio Zone, Active Zone. 10 integrated quick start keys help you find workouts faster. SportsArt Foundation Series light commercial and residential cardio line sets industry standards in both unique design and biomechanics excellence. SportsArt's industrial-quality manufacturing provides dependability and functionality year after year. Warranty: Residential and Light Commercial use up to 6-hours per day (in non-dues facilities). Lifetime frame and MyFlex pedal cushioning. 5 years parts. 2 years wear items. 3 years labor. 90 days high wear items. Power Requirements: 15A, 120V, 60hz, NEMA 5-15P plug-in.