Why isn't my swiffer wetjet working? Brand-new, right out of the box. Set everything up, put batteries contained...

Brand-new, right out of the box. Set everything up, put batteries contained by, pressed the spray button, and nothing happen. When I sweep, nothing comes out. Can someone help out me?
Cleaning tips on what to use to verbs...
Answers:    it isnt working because it was put on public sale without individual checked you should send a report to the company and they'll dispatch you something to put the swiffer in and they'll tender you a new one and check what go wrong with your outmoded one.