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Professional-Grade Portable Breath Alcohol Tester with LCD Display, High-Accurate Personal Breathalyzer

<ul><li>Accurate Alcohol Detection: Utilizes a semiconductor gas sensor and active detection via a pressure sensor to measure alcohol concentration in exhaled breath from 0-0.300% BAC, 0-3.00 g/l, or 0-1.5 mg/l.</li><li>Clear Result Feedback: Features an easy-to-read LCD display, green, yellow, and red indicator lights, and English voice broadcast for user guidance.</li><li>Continuous Testing Capability: Optimized airway diversion prevents alcohol residue from affecting subsequent tests, allowing for continuous use.</li><li>Historical Data Storage: Supports querying and storing up to 100 sets of historical test data.</li><li>Portable Power & Usage: Operates on 3 AAA batteries (not included) for a usage time of 500 tests.</li></ul>

<ul><li>Provides professional-grade performance for reliable results.</li><li>Features a portable design for convenient use.</li><li>Equipped with an easy-to-read LCD display.</li><li>Delivers high-accurate personal breathalyzer readings.</li><li>Operates with a current of 120mA.</li><li>Requires 3 AAA batteries (not included).</li><li>Has a rated power of 0.85w.</li><li>Functions within a temperature range of -5 ℃ to 45 ℃.</li><li>Can be stored in temperatures from -20 ℃ to 50 ℃.</li><li>Includes green, yellow, and red indicator lights for clear results.</li><li>Offers English voice broadcast for user guidance.</li><li>Displays units in % BAC (USA), g/l (Europe), and mg/l BrAC (Japan).</li><li>Utilizes a semiconductor gas sensor for detection.</li><li>Features active detection through a pressure sensor.</li><li>Measures alcohol concentration in exhaled breath from 0-0.300% BAC, 0-3.00 g/l, or 0-1.5 mg/l.</li><li>Offers dual unit display to simultaneously show different national standards.</li><li>Supports querying and storing up to 100 sets of historical test data.</li><li>Specifically designed to measure alcohol concentration in exhaled breath.</li><li>Operates at a working voltage of 4.5V.</li><li>Provides a usage time of 500 tests.</li><li>Integrated pressure sensor continuously monitors air pressure within the chamber to ensure stability and accurate data collection.</li><li>Automatically reports an error and prompts for re-blowing if insufficient air pressure or blowing time is less than 3 seconds.</li><li>Collects, amplifies, and filters alcohol signals multiple times, identifying and collecting only valid alcohol signals.</li><li>Filters out invalid signals and uses the latest algorithm for approximately 10% error, comparable to high-end electrochemical alcohol analyzers.</li><li>Optimized airway diversion allows for continuous testing without alcohol residue.</li><li>Prevents alcohol residue from affecting subsequent tests, avoiding false positives.</li><li>Reacts exclusively to alcohol and quickly filters out other impurities.</li><li>Equipped with the latest alcohol sensor technology.</li><li>Offers an extended measurement range up to 0.300% BAC.</li></ul>

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This Professional-Grade Portable Breath Alcohol Tester offers high-accurate personal breathalyzer results, featuring an advanced semiconductor gas sensor and an active pressure sensor to ensure stable air pressure and precise data collection. It comes with an easy-to-read LCD display, green, yellow, and red indicator lights, and provides English voice broadcast for clear feedback. The device supports a broad measurement range of 0-0.300% BAC and offers a convenient dual unit display for various national standards, including % BAC, g/l, and mg/l. Designed for reliable and continuous use, it incorporates optimized airway diversion to prevent alcohol residue and can store up to 100 sets of historical test data, operating efficiently on 3 AAA batteries for approximately 500 uses.

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[This review was collected as part of a promotion.] I tested it when i got it after 1 beer, then 3, seems to be measuring consumption. But I have no idea how the what Law Enforcement ones work. i bought it for my roomie.

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[This review was collected as part of a promotion.] It works and serves the purpose is it designed to do. Seems to be very accurate.

It works well.

Easy to use and doesn't take a lot of space very accurate

[This review was collected as part of a promotion.] this thing only works if YOU HAVNT had anything to drink then its says normal o,,,,,,,,, however I was testing this I had 1 glass of wine and blew .258 and the test says that I'm driving under the influence when I googled that BAC level, it says I am 3 times the legal limit..... 1 glass of wine, no way! waste of money