product size: 5.8*4.4*2.5cm

A--elonomic type
1、clock
2、stepcounter
①calculating distance covered in miles or kilometer
②carolie converter
③set stride and weight
3、5 digits display

B--accurate type
1、clock
2、stepcounter
①calculating distance covered in miles or kilometer
②carolie converter
③set stride and weight
3、stopwatch
4、6 digits display