Reasonable structure design, remove the friction of knee once moving and help the stretch of the bones and muscles.
Secondly.
Regulate the sport strength, you can have relaxed exercise after step the back of pedal, also can enhance the sport strength by stepping the front of the pedal.
Thirdly.
Multi function display screen will scan the data and show the time, the times of up and down action, average stride times of each minute, and the consumption of calorie.
Fourthly.
High efficient puller can train the muscle of arm and back, make your upper body stronger and more handsome.
