I believe that you will only ever see that large indicator when your iPhone battery is either nearly fully discharged, or, when you have a charging cable plugged in yet it is not charging. Therefore, the large indicator is not something you would normally want to see. That display is not a The typical indicator is the green battery icon with lightning bolt in the upper right corner.
About the closest thing that you can purposely change is to add the battery percentage widget to your lock screen: Add, edit, and remove widgets on iPhone - Apple Support