Stuffcool made a Qi 2.2 power bank that charges your Apple Watch
The Omni Pro charges at 25W over Qi 2.2, and it has a dedicated module for your Apple Watch.
Sources
- T2Stuffcool made a Qi 2.2 power bank that charges your Apple WatchAndroid Authority / Android Police / Android Central / Droid-Life / SamMobile / XDA