Wireless Presentation Mouse Please Help!! Powerpoint!! My Slides Will Only Change When I Push The Arrow Key!!?

Please Help!! Powerpoint!! My slides will only change when I push the arrow key!!? - wireless presentation mouse

I have my presentation and somehow able to the enter key or space bar to jump to the next slide, you can click on the arrow button! I need more options than just the arrow key that I need to use a wireless mouse.