Digital Keychain Breath Alcohol Tester. Go ahead and blow. This little unit will give a very accurate reading on blood alcohol levels. This is the world's smallest and lightest breath alcohol tester, weighing less than an ounce. It is also the only consumer breath tester to use fuel cell sensor technology, the same type that is used in police equipment the world over. The accuracy of this little guy is certified by the FDA to be +/- 0.010% at 0.080% BAC (blood alcohol content) and is thus totally reliable for use as a smart driver's best estimate on his own capacity for attentive driving as well as his essential legality. It has a lifetime battery that lasts for many years with daily use and it is ultimately durable with many professional features and quality, as well as being made in the USA. This is a smart and inexpensive purchese which can enable one to navigate the world of alcohol and driving - among other functions - perfectly. Its uses can be extended to employers, friends, souses and wherever alcohol makes an appearance.
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