The balloon certified NF Standard: it has a very precise volume, 1,3 liters, so that the user has to reac, in only one breath, the air contained in lungs. The air cannot escape thanks to a valve place..
The balloon certified NF Standard: it has a very precise volume, 1,3 liters, so that the user has to reac, in only one breath, the air contained in lungs. The air cannot escape thanks to a valve place..
The balloon certified NF Standard: it has a very precise volume, 1,3 liters, so that the user has to reac, in only one breath, the air contained in lungs. The air cannot escape thanks to a valve place..
Sterile plastic mouthpieces for different breath alcohol analyzer devices. Made of PP sterile, hygienic and individually packaged. Minimum order 100 pieces / bag.Recommended to use once.Such mouthpiec..