revolution dog flea treatment

[dazmario]

hi, i think there alot of dog owner here, I cant find the past thread on dogs so i start a new one.

I just adopted a dog maltese which was told it is coming to 4 years old this apr. Was told also that it is a in door dog and only can bring to walk on cement floor to avoid flea. however i like to bring it out park connector to for walk etc. as i google, i find there is revolution dog flea treatment which can be purchase at pet lover, around $50. i am looking for preventive, it is not infested .

The application is here http://www.revolution4dogs.com/images/revo-pi.pdf

but read liao still not sure, any one use this before can advise?

Thanks