Costco Sale: Bactrack Keychain Alcohol Detector $19.99

The Bactrack Keychain Alcohol Detector screens for the presence of alcohol in human breath so you can estimate your blood alcohol concentration (BAC). 1/21/15. Costco has the Bactrack Keychain Alcohol Detector on sale for $19.99 (after manufacturer’s instant rebate), now through January 31, 2015. That is $4 off Costco’s regular price of $23.99. While supplies last. Features: • Fold out mouthpiece – Includes 3 detachable mouthpieces for sanitary multi-person…