"BACtrack Black Keychain Breathalyzer Brand New One Year Manufacturer's Warranty, The BACtrack Keychain is one of the smallest breathalyzers that fits inside a purse or pocket and can be used as a keychain
It features folding mouthpiece that pulls out during testing and slides back down during storage. It also features easy-to-read two-digit LED display and fits inside a purse or pocket and can be used as a keychain. Keychain Features: Breathalyzer, Folding Mouthpiece, Sleek, Compact Design, One Button Operation, Two-Digit LED Display, Fits Inside a Purse Or Pocket, Can Be Used As a Keychain, Wide Test Range - 0.00 - 0.40 BAC, Warm-up Time - 11 - 13 Seconds, Blowing Time - 5 Seconds, Response Time - 5 Seconds, FDA 510(k) Cleared For Personal Use, Portable & Lightweight, Requires 1 AAA Battery - Approximately 150 Tests, Available In Four Colors - Black, Purple, Blue & Green, Includes: BACtrack Keychain Breathalyzer, Three Replaceable Mouthpieces, One AAA Battery, Owner's Manual"
The Keychain Breathalyzer is really a great value, but like any measuring device, you HAVE to understand a little science and how to properly use it.When I first got this little doodad, I put the battery in and went hog playing around with it, drinking with some buddies.The next day, it started acting really funny. It would turn on and start counting down, and then shut off almost immediately. If I left it alone for several hours, I could do a test, but then it w..
