In escribe 'general' tab (not theme designer), one 'profile' will show Nickel and .47 ohms, 25 watts and 420F. Those values are then used to display on your screen.
Here's how to change your theme.
Plug in Mirage. Go into theme designer, Save that Mirage theme. You'll get a .ecigtheme file. Disconnect and plug in VA mod. Go into theme designer, Save that VA theme. When theme designer 1st came up, you can save that VA wallpaper if you want to use it elsewhere.
Now load theme (with VA still plugged in) using Mirage file. Swap wallpaper if you want. Save theme. Now, looking in them