A personal stick for testing alcohol in the body. Easy and simple use, press in the protection of the straw and blow
A personal stick for testing alcohol in the body.
Easy to use and simply press in the protection of the blowing straw in two clusters
First exhalation 10 seconds continuous, stop for 5 seconds and another exhalation for another 10 seconds
And you see the result immediately, the color changes according to the table.
