Not All functions are available in the free version. Touch "Watch" and customize the background colors. Touch "1224" and change the overall settings to 12 or 24 hour time. Touch "FC" and change overall settings to Fahrenheit or Celsius. Wind Chill changes to Heat index when the weather gets warmer and back to wind chill when it is colder, automatically. Battery icons flash when battery levels reach 20% and the level numbers flash when levels are at 10%. Choice of Yahoo or OpenWeatherMap for your Weather provider Please, if you like the free version, buy the full version for even more weather detail. . ***Note*** You must use WatchMaker to use this watch face. It is available in Google Play.In WatchMaker use Fahrenheit settings and No override in time settings (Let the Watch do it for you). This Watch face is designed for round watches. It will not work on square watches. I plan to release a version for those. Thank you!