The kettler axos offers a rope pull system with 8 levels of manual magnetic resistance to let you effortlessly adjust workout intensity and ensures smooth rowing action thanks to a 4kg 88lbs flywheel it features an easy to read lcd display with sweat resistant keys and enables you to take a pulse recovery fitness test the rowing machine can be folded for easy storage and allows for setting target values for each training session additionally there is a visual alarm when exceeding max puls