A data field app for Garmin Connect IQ watches that gives you Power in run mode. Works with your Stryd.
Get the app.
Read the manual.
Power Icon by Kamaluddin:
https://thenounproject.com/search/?q=power&i=1713921
Running Watch by Charlotte Vogel:
https://thenounproject.com/search/?q=running%20watch&i=343723