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Portable Keychain Breathalyzers

Stay safe on the go with compact breathalyzers that fit right on your keychain

Compact and easy to carry, keychain breathalyzers make testing on-the-go convenient.

These small devices are designed for quick personal checks, offering peace of mind at social events, parties, or while traveling. While not as precise as professional units, they provide a simple and affordable way to estimate blood alcohol levels anytime, anywhere.

 

Product List

Professional Alcohol Breathalyzer with 8 Mouthpieces

8-Mouthpiece Professional Breathalyzer

Novlify

Product Review Score

4.32 out of 5 stars

159 reviews

$23.99

BACtrack Keychain Breathalyzer - Ultra Portable Device

BACtrack Keychain Breathalyzer

Product Review Score

4.67 out of 5 stars

172 reviews

$63.99

BACtrack Go Keychain Breathalyzer - Ultra-Portable Alcohol Tester

Portable Keychain Breathalyzer

Bactrack

Product Review Score

4.86 out of 5 stars

197 reviews

$29.95

Keychain Alcohol Breathalyzer and Blood Alcohol Detector

Keychain Alcohol Breathalyzer

Product Review Score

4.88 out of 5 stars

209 reviews

$9.95

AUTOWOEL AI Keychain Breathalyzer with Voice Alerts

AI Keychain Breathalyzer Alerts

Product Review Score

4.2 out of 5 stars

100 reviews

BACtrack Keychain Breathalyzer - Ultra-Portable Alcohol Tester

Keychain Alcohol Breathalyzer

Bactrack

Product Review Score

4.55 out of 5 stars

210 reviews

$64.62

YehVeh Mini Pocket Alcohol Breath Tester Keychain

YehVeh Mini Keychain Breathalyzer

Product Review Score

4.76 out of 5 stars

35 reviews

$5.97

USB Rechargeable Portable Breathalyzer with LCD Display

Rechargeable LCD Breathalyzer

Product Review Score

4.51 out of 5 stars

229 reviews

$11.99

BACtrack Go Keychain Breathalyzer - Ultra-Portable White

BACtrack Go Keychain Breathalyzer

Bactrack

Product Review Score

4.82 out of 5 stars

51 reviews

$24.99

BACtrack Go Keychain Breathalyzer - 2 Pack

BACtrack Keychain Breathalyzer Set

Bactrack

Product Review Score

4.25 out of 5 stars

111 reviews

$75.99

BACtrack Keychain Breathalyzer - Portable Green Device

BACtrack Keychain Breathalyzer

Bactrack

Product Review Score

4.3 out of 5 stars

35 reviews

$57.11

Keychain Breathalyzer - Ultra-Portable Pocket Tester

Portable Keychain Breathalyzer

Product Review Score

4.62 out of 5 stars

113 reviews

$29.95

Portable keychain breathalyzers are a smart choice for anyone who enjoys a night out. They’re compact, lightweight, and fit right on your keyring, so you can carry one wherever you go. It’s peace of mind in your pocket, making it super easy to check your blood alcohol content before driving.

These devices are user-friendly and often just a quick breath away from getting an accurate reading. Many models come with a digital display, so you can see your results clearly and quickly. If you want to make responsible choices without hassle, a portable keychain breathalyzer is a must-have gadget.