Other than that my system seems to be working fine on my MBP and my Vivobook.
I'm *assuming* this was an OSx86/Hackintosh project like this.
Not to sidetrack, but what model Vivobook are you running?
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If an app is using a lot of power it will show up in that drop down like in the screenshot below.
Image
I don't think ErikGrim was asking for an explanation/illustration of this feature so much as he was trying to help out thesituation, who was complaining about strange battery drain.