I have wanted this item for over a year now and finally spent the $30 to get one.  I am SOOO DISAPPOINTED.  I charged vac for 24 hours like it said....then, I tried to use it....It was very weak and then it only lasted about 10 minutes!!!!  I looked on the package to make sure it was only to be charged 24 and yes that was correct.  I kept reading in the fine print of the directions and it says that you have to charge the vac 16 HOURS to use for only 10-12 minutes!  WHAT A RIP OFF!  I have bought the other Swiffer Sweeper items and loved them so I did not keep the receipt for this Vac and...