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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

BACtrack BT-KC10 Keychain Breathalyzer - Black

BACtrack Keychain Breathalyzer - Black

Bactrack

Product Review Score

4.21 out of 5 stars

167 reviews

$29.99

High Accuracy Portable Digital Breathalyzer for Drivers

Portable High-Accuracy Breathalyzer

Product Review Score

4.18 out of 5 stars

136 reviews

$33.99

BACtrack Keychain Breathalyzer with 20 Mouthpieces

BACtrack Keychain Breathalyzer Set

Bactrack

Product Review Score

4.62 out of 5 stars

119 reviews

$52.99

Portable Keychain Alcohol Breath Tester with 50 Mouthpieces

Keychain Alcohol Breathalyzer Kit

Product Review Score

4.13 out of 5 stars

23 reviews

$20.99

BACtrack Keychain Breathalyzer with 20 Mouthpieces

BACtrack Keychain Breathalyzer Pack

Bactrack

Product Review Score

4.74 out of 5 stars

65 reviews

$52.99

Portable High-Precision Alcohol Breathalyzer with LCD Display

LCD Display Alcohol Breathalyzer

Product Review Score

4.38 out of 5 stars

186 reviews

$29.90

TOCCOOL Breathalyzer Carrying Case for BACtrack & iSOBER

TOCCOOL Breathalyzer Case

Product Review Score

4.31 out of 5 stars

154 reviews

$9.90

Portable High-Precision Alcohol Tester with Accessories

Compact Accurate Alcohol Tester

Product Review Score

4.55 out of 5 stars

24 reviews

$55.99 $39.99

Portable Digital Breathalyzer with LCD and Alerts

Digital Portable Breathalyzer Alerts

Product Review Score

4.58 out of 5 stars

122 reviews

$11.34

Family Halitosis Detector and Bad Breath Tester

Family Breath Analyzer

Product Review Score

4.61 out of 5 stars

60 reviews

$19.98

Portable Alcohol Breathalyzer with 20 Mouthpieces

Portable Breathalyzer with 20 Mouthpieces

Product Review Score

4.18 out of 5 stars

7 reviews

$24.99

FluxAxis High-Accuracy Portable Alcohol Breathalyzer

FluxAxis Portable Breathalyzer

Product Review Score

4.34 out of 5 stars

222 reviews

$39.99 $27.99

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.