Schwinn Airdyne Evo Comp Exercise Bike Dual action exercise bike with wind resistance, works both legs and upper body Extra quiet belt drive system; fan wheel cools during exercise Computer provides feedback on time, distance, workload level, calories burned, calories/hour, heart rate, and RPM Measures 50 x 22.5 x 48 inches; 300-pound maximum user weight Backed by a 30-year warranty on the frame; 3-year warranty on parts and electronics