Advent Vega for Sale comes boxed with all the bits it is running Vegacomb but the original advent rom can be puit back on or you can easily put any rom you choose. Few light scratches on the rear case but screen is mint. £50.00 ono Or will swap for a rasberry PI
Depends what your using it for checking email and general surfing will last the day no prob but playing resource hungry apps or games like angry birds/temple run you will get about 6 hours out of it.