Whatever your intention with these kits, they can prove a valuable means of ensuring that you are remaining within the law when driving - this can ensure that people's safety is protected and that you do not lose your driving license (and often that means losing your job too!). Of course, a digital alcohol breath tester can also be used for non-driving purposes, and many people use them as a means of pacing their alcohol consumption at parties or other nights out!
Alcohol breath tester with flashlight, it is portable and convenient to carry on a key chain.