Best Breathalyzer For Alcohol Detection In May 2025

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To help you choose the Best Breathalyzer For Alcohol Detection, we’ve put together this comprehensive guide. We have tried to cover as much variety as possible. Hope you will find it helpful!

To help you in your search, we have completed this list of the Best Breathalyzer For Alcohol Detection.

Top Rated Best Breathalyzer For Alcohol Detection Of 2025

Rank	Product Name	Score
1	Breathalyzer Keychain Digital Alcohol Tester Detector Breath Analyzer Audible Alert Portable with LCD Buy Now	9.7 Buy Now
2	Jhua Breathalyzer Digital Breath Alcohol Tester Portable Detector Breath Analyzer Alcohol Breathalyzer LCD Buy Now	9.5 Buy Now
3	JASTEK Breathalyzer, Professional Breath Alcohol Tester, USB Rechargeable Portable Digital Alcohol Tester Breathalyzer Buy Now	9.1 Buy Now
4	Professional Breathalyzer, Portable Breath Alcohol Tester Digital Alcohol Detector - High Accuracy Semiconductor Buy Now	8.8 Buy Now
5	Professional Breath Alcohol Tester Blood BAC Breathalyzer Blow in Device Alcohol Tester Buy Now	8.6 Buy Now
6	Breathalyzer, Portable Breath Alcohol Tester LED Screen with 10 Mouthpieces for Home Use Buy Now	8.3 Buy Now
7	Coolker Professional Digital Breathalyzer, Portable Breath Alcohol Tester with 10 Mouthpieces Buy Now	8.1 Buy Now
8	Quimat Breathalyzer, Portable Breath Alcohol Tester, Digital Battery Power Alcohol Detector with LCD Buy Now	7.8 Buy Now
9	Aramox Professional Breathalyzer, Portable Breath Alcohol Tester, Digital LCD Screen Alcohol Breath Tester Buy Now	7.5 Buy Now
10	Professional Breathalyzer Portable Digital Breath Alcohol Tester with 5 Mouthpieces for Personal Use Buy Now	7.2 Buy Now

1. Breathalyzer Keychain Digital Alcohol Tester Detector Breath Analyzer Audible Alert Portable with

• Simple and conveniently design for analysis blood alcohol concentration (bac) at anytime and anywhere high sensitivity
• High accuracy, detection range: 0.00-0.19% bac / 0.00-0.95 mg/l
• Rapid detect results, quick response and resume. portable and convenient to carry on keychain with audible alert
• Blue-colored backlight lcd display. perfect for driver dui breathalyzer test
• Low power consumption, auto power-off. long span life

2. Jhua Breathalyzer Digital Breath Alcohol Tester Portable Detector Breath Analyzer Alcohol

• Lcd backlight- digital display, red backlight, easy to read even in the dark. portable breathalyzer, key chain type, convenient to carry.
• High accuracy- the alcohol breathalyzer tester adopts semiconductor alcohol sensor, highly sensitive, fast response and resume, quick and convenient detection. digital alcohol tester is effective in testing the alcohol in your breath and calculating the content of alcohol in the blood via microcomputer.
• 5 mouthpieces- the alcohol tester comes with 5 replacement mouthpiecesfive nozzles, which can be cleaned and recycled.
• Automatic sound alarm- if the alcohol is over the limit, the blood alcohol tester will automatically alarm. intelligent power-saving design, auto power-off function, low battery indicator, reminds you to replace battery timely.
• One-button operation- powered by 2 x 1.5v aaa batteries(not include), this digital breathalyzer is extremely simple to use, just turn on your keychain breathalyzer and start testing. you can easily change the unit of measurement and set custom bac threshold for testing.

3. JASTEK Breathalyzer, Professional Breath Alcohol Tester, USB Rechargeable Portable Digital Alcohol

• Alcohol tester with 3 unique features: a) the breathalyzer test rating is adjustable with 6 common-used units (%bac-us, g/l-eu, mg/l-jp, mg/100ml-cn, bac-ru, prom-pl), b) caution and alarming values can be set by users based on your own need, c) up to 32 recent testing records for your checking, the testing results ranging from 0.000-0.190bac / 0.000-0.950 mg / l wit...
• Note: in order to make the test results accurately, please test with the alcohol breathalyzer 20 minutes later after drinking, please wait for another 3 minutes before starting the next test to get the precise testing result
• Upgrade version: this breathalyzer adopts the built-in lithium battery as the power supply( built-in 1000 mah lithium battery), when it is fully charged, it can be used 3 months, one 39.37in micro usb cable included for charging and 10 replacement mouthpieces included for whole family or friends usage
• Smart alarm function & energy-saved design: (bac can be set by yourself) when the test result is higher than 0.05% bac / 0.5 bac (factory default setting), the red light of digital breathalyzer flashes and a continuous drop sound is emitted to remind the user
• What you get: jastek breathalyzer *1, mouthpieces *10, caring bag*1, micro usb cable 39.37in (1 meter), user manual *1. our alcohol tester provides the most accurate and convenient alcohol test, if you are not satisfied or have any quality problems, please feel free to contact us

4. Professional Breathalyzer, Portable Breath Alcohol Tester Digital Alcohol Detector - High Accuracy

• Portable alcohol breathalyzerspace saving, lightweight, completely easy to hold and carry everywhere.for more accurate measurement readings: do not smoke or eat within 20 minutes before testing. the test time should be after 3 minutes from the last test.please look for our brand-specific anti-counterfeit wording pomile!
• With backlight lcd displaynight display and give you professional accuracy for safe driving. make alcohol testers turn off automatically to save power when you have completed the test for 5 seconds.
• Easy handlingpomile professional breathalyzer is overwhelmingly easy to use. breathalyzer just one-button operation, it's easy to turn the device on and test it in seconds.
• High sensitivityhigh sensitivity and advanced semiconductor technology, this breathalyzer is precise to the within a hundredth of a percent.please test after drinking for at least 20 minutes because it takes about 20 minutes for the alcohol to be absorbed from the digestive into the bloodstream. if testing immediately, it can only reflect the alcohol concentration i...
• High-precision digital breath analyzer with advanced semi-conductor sensor ensures accurate readout in short time.when using alcohol tester for the first time or hasnt been used for a long time, press the power button a few more times to clear the semi-conductor sensor internal excess gas to ensure accurate readings.

5. Professional Breath Alcohol Tester Blood BAC Breathalyzer Blow in Device Alcohol Tester

• Easy to use, light weight. with a bag for it, easy
• Advanced flat surfaced alcohol sensor, high sensitivity
• Low power consumption, switch off the car. long span life
• High accuracy, detection range: 0.000-0.199% bac / 0.00-1.99 bac / 0.00-0.99 mg / l.
• Rapid detect results, quick response and resume

6. Breathalyzer, Portable Breath Alcohol Tester LED Screen with 10 Mouthpieces for Home Use

• Smart & fast result: high accuracy, this alcohol concentration alcohol tester is used to measure the human body, intelligent mcu control, when the test results more than 0.05% bac or 0.50 bac or 0.25 mg/l, or 50 mg / 100 ml, it warned audio and video, warn you.
• One touch operation: it could show several colors, blue screen and green screen. it is very easy to use. simply use your breathalyzer and start testing. you can easily change the unit of measurement and set the user defined bac threshold for the test.
• Easy to read: blue led display makes it easy to read even during night viewing. it has an auto shut off to save power after you have finished. lcd screen flicker alerts you of a low battery condition.
• Energy-saving: it can set automatic shutdown. powered by 3aaa batteries (not included but usually available), automatically shut down after 5 seconds to save power. every time you install a battery, you can test more than 200 times. in addition, low power instructions are designed.
• Warranty: please tell us if you are not satisfied with our products, we will give you a full refund and try our best to improve our products and service. in order to let our customers buy this breathalyzer with confidence, we supply unconditional 30 days refund or replacement. batteries not included

7. Coolker Professional Digital Breathalyzer, Portable Breath Alcohol Tester with 10 Mouthpieces

• Police-grade accuracy - breathalyzer utilizes the same police-grade technology trusted by hospitals, clinics, and even law enforcement. these professional organizations trust breath alcohol testers because they know they are getting the most accurate and reliable bac results possible, every time they test. the ad8800 can detect trace amounts of alcohol, reliably handles...
• 90 day money-back guarantee: we stand by all our products, but if you are unhappy with your products you may return it any time during the first 30 days
• Sensitive and high accuracy: do not use the breath analyzer until it has been 20 minutes since the last drink, please wait at least 3 minutes to begin next test after last test. dual input for right and left handed usage
• Smart mcu control: when the test result is above 0.05%bac or 0.50bac or 0.25mg/l or 50mg/100ml, it will send out audio warning to alarm you. it is also a good companion for breast-feed mothers who want to know whether they can feed their children or not after drinking through measuring their bac(blood alcohol content)
• Energy-saving: auto-off. powered by 3aaa batteries( not included but commonly available), it will automatically shut off to save power after finishing the test for 5 seconds. each time you install batteries, you can test more than 200 times. moreover, it is designed with low power indication

8. Quimat Breathalyzer, Portable Breath Alcohol Tester, Digital Battery Power Alcohol Detector with LCD

• Simple, one-button operation -- the bac trace is extremely easy to use. simply insert the two included aaa batteries product does not contain batteries., power on your breathalyzer and begin testing. it's that easy. your bac results are displayed 10 seconds later on a bright, easy to read lcd screen.
• Police-grade accuracy -- powered by quimat, the utilizes the same police-grade technology trusted by hospitals, clinics, and even law enforcement. these professional organizations trust quimat breath alcohol testers because they know they are getting the most accurate and reliable results possible, every time they test. the breathalyzer can detect trace amounts of alcoh...
• Small & portable size -- the trace is quimat's smallest professional breathalyzer, making it easy to take with you anywhere you go. measuring just 105*32*18mm, and easily fits in a purse or pocket. test yourself and friends, or a family member. from individuals, parents and college students to dinner party hosts or bar employees, the trace really is perfect for anyone l...
• Breathalyzer use -- the breathalyzer start the countdown to 6 seconds and stick the mouth close to the breath test sensor, and exhale into the sensor for 3-5 seconds.
• Dot/nhtsa approved -- the quimat was designed to meet the rigorous standards of expert alcohol screeners, from roadside law enforcement to hospital employees and treatment professionals. designated by the u.s. dept. of transportation & national highway traffic safety administration as an approved breath alcohol screening device, the quimat is also listed with fda as a m...

9. Aramox Professional Breathalyzer, Portable Breath Alcohol Tester, Digital LCD Screen Alcohol Breath

• Awesome gift: comes with 10/20/50pcs mouthpieces. an affordable item for a great gift idea for your family, relatives, friends or drivers who is really need it in daily use that can help them make the right decision when it comes to alcohol and driving.
• High accuracy sensitive: this alcohol breath tester can be used to measure concentration of the alcohol in human body. built-in sensitive semi-conductor sensor, detection range: 0.00-0.19% bac 0.0-1.9g/l (or 0.00-0.95mg/l brac). it can gives you a result fastly to judge whether you can drive or not within 3- 5 seconds, provides you high accuracy test result. (error less...
• Large digital lcd screen: the alcohol breath tester has a big lcd screen, it can shows the result clearly, makes you to read the result very clearly.
• Service guarantee: excellent quality service, fast delivery, simple after-sales.we promise satisfaction guarantee as we can.if you have any dissatisfaction,please let us know and our aramox team will respond within 24 hours.
• Portable: small and compact design, lightweight 81.6 g, with handy metal chain, it is easy to hold and carry. you can put your breathalyzer into your pocket or hang with your keys, allows you use it anywhere and anytime, ensures your safe driving after drinking!

10. Professional Breathalyzer Portable Digital Breath Alcohol Tester with 5 Mouthpieces for Personal Use

• Tips: in order to make the test results accurately, please test with the breath alcohol tester 20 minutes later after drinking, please wait for another 3 minutes before starting the next test to get the precise testing result
• Breathalyzer has 3 unique features: 1) the breathalyzer test rating is adjustable with 6 common-used units (%bac-us, g/l-eu, mg/l-jp, mg/100ml-cn, bac-ru, prom-pl), 2) caution and alarming values can be set by users based on your own need, 3) up to 32 recent testing records for your checking. detection range: 0.000-0.190bac / 0.000-0.950 mg / l.
• Smart alarm function & energy-saved design: (bac can be set by yourself) when the test result is higher than 0.05% bac / 0.5 bac (factory default setting), the red light of portable digital alcohol tester flashes and a continuous drop sound is emitted to remind the user. powered by 3aaa alkaline batteries (not included), it will auto power-off to save power after fini...
• Easy to use: just press the power button for 2 seconds to start the professional breathalyzer alcohol tester, wait for 20 seconds for warming-up, then blow with the tester for 5-6 seconds, the result will be ready after 3 seconds, and it will be displayed on the lcd screen for 15 seconds