Advanced MicroCheck Sensor Technology - BACtrack's proprietary sensor technology delivers reliable, accurate BAC results you can trust.;Ultra-Compact Design - Fits inside a purse or pocket and can be easily used as a keychain;Effective Breath Capture - The innovative fold-out mouthpiece ensures only your breath goes into the breathalyzer, while ambient air, fumes, and other airborne gases are kept out.;One Touch Operation - Simply power on your BACtrack Keychain and BAC results are displayed on a bright, easy-to-read LCD display in seconds;Manufactured by BACtrack - The #1 most-trusted brand of breathalyzers, with over 14 years of experience providing the most accurate, convenient and affordable breath alcohol testing devices on the market

• BACtrack Keychain Breathalyzer Portable Keyring Breath Alcohol Tester, Black
• Small Portable
• Black

BACtrack Keychain Breathalyzer Portable Keyring Breath Alcohol Tester, BlackBACtrack