Connect the watch to the charging cable, as shown in the following figure. Align and attach the charging port to the magnets of the charging cradle. The battery level will be displayed on the screen.
- Wipe the charging port dry before charging.
- Use the dedicated charging cable that comes with your watch to charge it.
Source: https://manuals.plus/huawei/honor-magic-watch-2-manual#ixzz7XChRJG9e