Made in Watch Face Format 2 (Wear OS 5+)
In order to get dual phone / watch battery layout you need to download free Phone Battery Complication app and set Phone battery level complication in a coresponding slot.
Phone Notifications complication (mirroring phone statusbar notification icons) is also available within same app. See description for more info & how to set up.
Download the package (.apk) to side-load from HERE