I can tell you that the battery was charged 12.3 V and the pc has no problems, for the hw I can't guarantee why? after that experience I didn't do ir? used, the guy who sold it to me said he used it and never had a problem, but ? however, the word of one who tries to sell you something and then not? how reliable
my friend who I have arranged the casino said that it had been written a wrong part of the unit and not explained to me, nothing else