Watch face info:
- Tap on centre for change color
- Battery
- AOD Mode

Check also DenHart-Watchface home page on Play Store:
https://play.google.com/store/apps/dev?id=5908943496394563096

ATTENTION PLEASE!
Installation Notes:
Make sure the watch is properly connected to the phone, open Companion APP and tap on "INSTALL APP ON WEAR DEVICE".

After a few minutes the watch face will transferred on watch : check the watch faces installed by the Wearable app on the phone.

Note:
if asked to pay twice on watch, please wait few minutes for Google Play to synchronize your purchase with your watch.

Alternatively, try downloading it via a browser. Just click "Share" and copy the link, then paste it into your browser and install.

Please consider that any issues on this side are NOT developer dependent. The developer has no control over the Play Store from this side.