You are downloading the Huawei Stopwatch AppX file v1.1.0.1 for Windows Phone. Huawei Stopwatch is a free Sports App: Very good looking Huawei stiled. You can now download the offline AppX package file to install & try it.
Download Locations for Huawei Stopwatch 1.1.0.1 AppX file
Package File
Please Click Here > to retrieve available package files for Huawei Stopwatch.
Please be aware that the Huawei Stopwatch AppX file you are to download is hosted on the Microsoft Store CDN server. You can read more about Huawei Stopwatch or get it on Microsoft Store.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Huawei Stopwatch AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.