Do you think personal breathalyser is necessary?

hey guys check this out,
I found this after I goggled and watched 7news last night.
50% off everything
http://www.andatech.com.au/store/
this might be useful for all of us...
I found this after I goggled and watched 7news last night.
50% off everything
http://www.andatech.com.au/store/
this might be useful for all of us...