I received this breathalyzer as a gift from my wife and it works very well. I use this every now and then to determine where I fall on the concentration scale before I leave somewhere I've been drinking. Having already received one DWI, I feel this professional grade breathalyzer is money well-spent to help me be proactive in making better judgment calls for driving after drinking. I would highly recommend this product and have already showed it to many of my friends.
I would recommend this to a friend!
Written by a customer while visiting breathalyzer.ca