I got a breathalyzer about a month ago, when should i get it recalibrated?!
And where can i get this done at, I live in the Twin Cities Minnesota.
Answers: I used it almost daily, it is a Alcohawk slim.
And where can i get this done at, I live in the Twin Cities Minnesota.
you are supposed to get it recalibrated once a month. Where to do that i dont know