• Advanced MicroCheck® Sensor - Proprietary Advanced MicroCheck® 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.
• Bluetooth Connectivity - Wirelessly connects to your iPhone or Android device via Bluetooth
• ZeroLine® Technology - Estimates when your BAC will return to 0.00%, empowering you to make smarter decisions while drinking
• BACtrack Companion App - The free BACtrack app saves and tracks BAC results over time and can even help you call an Uber™ if you've had too much.
• Compatibility - Compatible with most iOS and Android devices. See full list below.
• Warranty - All BACtrack breathalyzers are backed by a full one-year warranty.

Guess Your BAC

Gives you the opportunity, before you test, to guess your BAC level. Compare your perception to actual numbers, and see whether your guesses get better over time.

Personalization

Allows you to track and attach notes or photos to your results. What you drank and ate, who you were with, and how you felt; personalize results to make more meaningful.

Wireless connectivity

Bluetooth enables a simple connection between BACtrack and your device so you don’t have to breathe into your phone, and you can see the app’s prompts and results as you blow.

ZeroLine®

Based on your last reading, BACtrack's patented ZeroLine technology estimates the time until your BAC returns to 0.000%, empowering you to make smarter decisions while drinking.

Apple Health

Integrates seamlessly with Apple Health so you can see your total health picture and assess how alcohol may influence factors such as sleep and activity level.

The power of your smartphone unlocks a variety of additional breathalyzer features. See clear and vibrant instructions and results, plus features that raise your drinking IQ.