Digital BAC Alcohol Tester for Personal Use

This personal alcohol breathalyzer is designed for convenient self-testing before driving, gatherings and daily safety checks. Built with a high-precision alcohol sensor and upgraded gas sampling control system, it stabilizes detection by monitoring blowing distance, airflow pressure and duration to cut interference.
Only 103×28×16mm and weighing just 35g, this pocket-sized tester is easy to slip into bags or pockets. It warms up in 15 seconds and returns readings in 3 seconds of steady blowing. Bright LED screen shows direct mg/100ml readings, paired with green/yellow/red indicator lights and buzzer reminders for different alcohol levels. It supports up to 200 tests per full Type-C charge, and multiple people can take continuous tests. Choose standard or voice broadcast versions for your daily safety needs.

Specification

Features

• High Precision Detection: Measuring range 0–100mg/100ml, equipped with advanced ASIC chip and DFFA dual filtering algorithm, anti-interference design for reliable and stable test results.
• Fast & Simple Operation: 15-second warm-up time, get your BAC reading after 3+ seconds of steady blowing. Auto-sensing airflow for easy operation.
• Clear LED Display + Dual Alert: High contrast LED screen shows readings directly in mg/100ml. Green/yellow/red indicator lights plus buzzer sound remind you of alcohol concentration levels.
• Ultra-Portable Mini Design: Only 35g, 103*28*16mm palm-size body, lightweight for carrying in pockets, purses or car storage compartments.
• Long Battery & Type-C Rechargeable: Built-in 200mAh lithium battery, around 200 test cycles per single charge, convenient USB-C charging.
• Optional Voice Broadcast Version: Audio prompts guide you through testing steps, ideal for quick, hands-free checking.
• Multi-Person Continuous Testing: Optimized sensor structure allows sequential tests for different users at parties, fleet pre-checks and family use.
  
  

Dimension

Applications

• Personal Pre-Drive Check: Use this digital BAC alcohol tester for a quick personal check before driving. It helps you make a safer decision about whether to get behind the wheel.
• Family & Gathering Use: Suitable for family members and social gatherings. It can be used as a preliminary screening tool to check alcohol status before anyone drives home.
• Company & Fleet Safety: Ideal for companies, factories, construction sites, fleet operators and safety-sensitive workplaces to conduct routine alcohol screening as part of a safety program.
• Home, Car & Travel Use: Compact and portable, it can be kept at home, in the car, in a bag or toolbox for convenient daily or on-site alcohol testing.
  
  

Q&A

Q: Is this alcohol tester official law enforcement grade?
A: No. This BAC tester is made only for personal self-check reference. Its results cannot be accepted for legal or police enforcement use.

Q: How do I use this breathalyzer correctly?
A: First power it on and wait 15 seconds for warm-up. Hold it about 1cm away from the air inlet, blow steadily and evenly for more than 3 seconds, then check the value shown on the LED screen.

Q: What do the green, yellow and red lights mean?
A: Green light means low alcohol level; yellow light is warning medium concentration; red light plus buzzer alarm indicates high alcohol reading, please do not drive.

Q: Can multiple people test one after another?
A: Yes. Thanks to its upgraded filtering and sampling system, it supports continuous testing for several users without long waiting time between tests.

Q: How many tests can I do after a full charge?
A: The built-in 200mAh battery supports roughly 200 tests on one full charge, charged easily via Type-C USB cable.

Q: How long should I wait to test after drinking alcohol?
A: We recommend waiting at least 15–20 minutes after drinking, eating or smoking before testing, to avoid inaccurate readings caused by residual alcohol in your mouth.