Lifecore R99 Rowing Machine Folding rowing machine for the home with combination of air and magnetic resistance 16 levels of push-button resistance; 12 preset programs and 4 Polar-compatible heart rate programs Blue back lit monitor with readouts for speed, RPM, strokes, race function, calories and program Stores data for up to 4 users; 300-pound maximum user weight Lifetime warranty on frame; 2 years on parts; 90 days on labor