1) 4kg inner magnetic wheel with two ways system 

2) Manual 8-level resistance adjustable system 

3) 1PC crank 

4) Smooth and silent belt trsnamission 

5) Saddle vertically and horizontally adjustable system 

6) Computer main function:time,speed,distance,calorie,hand pulse

7) Designed for home use

8) Max user's weight: 110KG