Vio BT-M2 - Breathalyzer BACTRACK - Free user manual and instructions

Product Type	Personal Breathalyzer
Brand	BACtrack
Model	Vio BT-M2
Sensor Type	Fuel Cell Sensor
Measurement Range	0.000–0.400% BAC
Accuracy	±0.005% BAC at 0.020% BAC
Display	LED indicator lights (Green/Yellow/Red)
Power Source	2 x AAA batteries (included)
Battery Life	Approximately 300 tests per set
Dimensions	4.3 x 1.8 x 0.6 in (109 x 46 x 15 mm)
Weight	2.4 oz (68 g) including batteries
Warm-Up Time	Less than 10 seconds
Testing Time	Approximately 5 seconds
Recovery Time	Approximately 30 seconds
Calibration	Recommended every 6–12 months or after 200 tests
Smartphone App	Compatible with BACtrack app (iOS/Android) for tracking and sharing
Mouthpieces	Disposable; box of 5 included
Operating Temperature	32°F – 104°F (0°C – 40°C)
Storage Temperature	14°F – 122°F (-10°C – 50°C)
Cleaning	Wipe exterior with a soft cloth; do not use liquids or solvents
Safety Certifications	FDA 510(k) cleared, CE marked
Spare Parts Availability	Mouthpieces and batteries widely available; calibration service through BACtrack
Repairability	No user-serviceable parts; calibration and repair by BACtrack authorized center
Warranty	1-year limited warranty
Country of Origin	China

Frequently Asked Questions - Vio BT-M2 BACTRACK

How does the BACtrack Vio BT-M2 measure blood alcohol content?

It uses a professional-grade fuel cell sensor that specifically detects alcohol, providing accurate and consistent results.

How often should I calibrate the breathalyzer?

Calibration is recommended every 6–12 months or after 200 tests, whichever comes first. BACtrack offers calibration services.

Can I use the Vio BT-M2 with my smartphone?

Yes, it connects to the BACtrack app via Bluetooth to log results, track trends, and share data with friends or accountability partners.

What do the indicator lights mean?

Green: BAC below 0.025%, Yellow: 0.025–0.079%, Red: 0.080% and above. These correspond to typical legal limits.

How do I clean the BACtrack Vio BT-M2?

Wipe the exterior with a soft, dry cloth. Do not use water, alcohol, or cleaning solvents. The mouthpiece is disposable and should be replaced after each use.

What batteries does it take and how long do they last?

It uses 2 AAA alkaline batteries. They last for approximately 300 tests under normal use.

Is the Vio BT-M2 FDA approved?

Yes, it is FDA 510(k) cleared as a breath alcohol screening device, meaning it meets regulatory standards for accuracy and reliability.

Can I use the breathalyzer immediately after eating or drinking?

Wait at least 15 minutes after eating, drinking, or smoking to avoid false positives from residual alcohol in the mouth.

How do I know if the sensor is working properly?

The device performs a self-test on startup. If it fails, the display will show an error. Regular calibration ensures continued accuracy.

What is included in the box?

The package includes the Vio BT-M2 breathalyzer, 5 disposable mouthpieces, 2 AAA batteries, and a quick start guide.

USER MANUAL Vio BT-M2 BACTRACK

BACtrack® Vio™

Smartphone Breathalyzer

GETTING STARTED

BACtrack Vio is a revolutionary keychain-sized breathalyzer that wirelessly connects to your smartphone via Bluetooth® technology. Once connected to the free BACtrack app on iOS or Android, you are able to save and track your BAC over time, add photos and notes to your results, and learn interesting and valuable information about your drinking habits.

STEP 1: PAIR YOUR BREATHALYZER

• Download the free BACtrack app in the App Store or on Google Play*
• Ensure Bluetooth is turned on in the Settings of your smartphone
• Turn on your BACtrack Vio Breathalyzer by holding the power button until the light turns on
• Open the BACtrack app
• Register your email address to activate your warranty (if you haven't already), and click Done
• The app will automatically connect to the BACtrack via Bluetooth

STEP 2: TAKE A READING

Click the BACtrack image to begin your test. To ensure accurate results, it is important to wait at least 15 minutes after eating, drinking or smoking before testing.

* Links to the download pages can also be found at BACtrack.com/mobile

STEP 1. STEP 2.

STEP 3: GUESS YOUR BAC

While the BACtrack sensor warms up, you are given the option to guess your BAC, which aims to help you better understand how alcohol affects your body. Your guess will not affect your reading.

STEP 4: BLOW INTO BREATHALYZER

When the screen reads “Blow Now,” take a deep breath and blow into your breathalyzer continuously until the circle is completely illuminated. You will be blowing for about five seconds.

STEP 5: VIEW RESULTS

Once your BACtrack has analyzed your breath sample, it will communicate the reading to your mobile device, and your Blood Alcohol Content (BAC) estimate will be displayed on screen.

BACtrack Vio Breathalyzer Features

TRACKING GRAPH: Track your BAC and drinking habits over time

The first screen shows your history of predictions and results. Dots indicate a verified result, lines show how far away your guess was.

Swipe to view a list of All BAC Results. Toggle between "Mine (all)", "Mine (Verified*)" and "Friends" readings using the tabs at the bottom.

Swipe once more to view your results on a histogram.

BACTRACK WORLDVIEW: Explore real-time BAC results around the world from other BACtrack users

INFORMATION: Access the User Manual and more information about BACtrack

SETTINGS: Access options for sharing settings and account preferences

• Verified results are those taken after waiting 15 minutes to test after drinking, eating or smoking

EXPANDED RESULTS SCREEN:

With ZeroLine ^® , you can view an estimate of when your BAC will return to 0.00% based on your current result.

- Categorize your BAC result as “verified” by answering whether or not you waited 15 minutes before testing (which affects the accuracy of the reading). Your answer will affect how your BAC result is displayed on the Tracking Graph.

Swipe the screen to view safety information regarding your BAC level and an explanation of how your balance, coordination, and judgment may be affected.

Swipe again to view prior results.

Swipe once more to view a map of your location, where you can:
Categorize the results as yours or a friend's
Append photos, notes and drink logs to your BAC results*
Share your BAC results (and any associated photos or notes) via text message or social media
*Only viewed by you in the Tracking Graph, unless you choose to share them publicly.

BACtrack Vio Breathalyzer Features: Sharing and Privacy

Your BAC results can be as private or as public as you want them to be.

Simple privacy settings put you in control over what data is saved, if any at all.

When a BACtrack Vio user chooses to share results privately via text message, their result appears on a unique BACtrack page with a randomly generated URL. It includes their result, date, time, and location, as well as drink data or photos if they were added to the result.

Results can also be shared publicly on Facebook and Twitter.

If a user is comfortable sharing their results (either publicly or anonymously), they can choose to contribute to the BACtrack WorldView - a live real-time map of BAC results shared by BACtrack Mobile and Vio users. Points on the map link to unique BACtrack results pages for each test taken.