Rather than manually setting the resistance level for your cardio training, the Marcy(R) Upright Fan Cycle's unique air resistance system adjusts the intensity based on your peddling revolutions to fully challenge your performance for the best fitness results. High Intensity Cardio Training Designed with an air resistance system that gradually adjusts intensity as you peddle harder Helps you push past plateaus Dual action handles provide a dynamic, full-body workout Customize Your Ride Simulate tough climbs by turning up the additional tension adjustment Track your progress as the computer output displays time, distance, calories burned, and current speed Key Details Cooling Fan: Fan is installed as wheel Adjustable Arms: Yes Wheels for transport: Yes Manufacturer's warranty: 2 years