You can set xDrip to show your blood glucose on screen as well as an image as the lock screen when the phone is not being charged.
To do this, go to Settings −> xDrip+ Display Setting −> Number Wall on Lock Screen.
Configure Number Wall let’s you customize the reading by choosing the location on screen as well as choosing an image.
Enable Use on Lock screen.
When the phone is being charged, the Android screen saver will be in effect taking priority over this setting.
