Function
1, 1 / 100th of a second screen display;
2, week calendar and time display;
3, timing alarm clock;
4, packing size about: 9.6*6.6*2.4CM
5, stopwatch size about: 6.5*5.8*1.8CM

The number of 6 cases: 400PCS

7 packing size: 51.3*35.5*43CM

8 packing: color box with
without battery, the stopwatch comes with electronic service life, up to about 1 years, can be replaced.
instructions on the packing box, English description