A:Answerseriously; it totally depends how you are using the device. gaming or watching a movie takes more power than reading email.
the harder the device works the more power is consumed. keep in mind this Acer can be used while charging.
A:AnswerYes, you can set up multiple profiles (Google accounts) to use and personalize. The left side drawer has a little down arrow, expanding that allows switching between the profiles
A:AnswerI would think if you had a legitimate shipping location UPS might. But credit card providers frown on shipping to addresses not their residents.