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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

Portable Alcohol Breath Tester with LCD Screen

Compact LCD Breath Tester

Product Review Score

4.74 out of 5 stars

100 reviews

$6.99

Portable Mini Breathalyzer with 5 Mouthpieces

Mini Breathalyzer with 5 Mouthpieces

Product Review Score

4.34 out of 5 stars

73 reviews

$12.99

Terisass Portable Keychain Breathalyzer with LCD

Terisass Keychain Breathalyzer LCD

Product Review Score

4.93 out of 5 stars

187 reviews

$7.72

BACtrack Go Keychain Breathalyzer for Alcohol Testing

BACtrack Go Keychain Breathalyzer

Bactrack

Product Review Score

4.37 out of 5 stars

109 reviews

$24.99

BACtrack Small Breathalyzer Carrying Case

BACtrack Breathalyzer Case

Bactrack

Product Review Score

4.19 out of 5 stars

10 reviews

$14.99

Compact Black Keychain Breathalyzer for Personal Use

Keychain Breathalyzer - Compact Design

Bactrack

Product Review Score

4.58 out of 5 stars

182 reviews

$56.10

Portable Digital Breathalyzer with Keychain and Mouthpieces

Keychain Digital Breathalyzer

Product Review Score

4.26 out of 5 stars

142 reviews

$11.50

Portable Keychain Breathalyzer - Keyring Alcohol Tester

Keychain Alcohol Breathalyzer

Product Review Score

4.73 out of 5 stars

58 reviews

$55.79

TMISHION Mini Keychain Alcohol Breathalyzer with LED

Mini Keychain Breathalyzer with LED

Product Review Score

4.33 out of 5 stars

79 reviews

$5.38

BACtrack Portable Keychain Alcohol Breathalyzer 2117

BACtrack Keychain Breathalyzer

Bactrack

Product Review Score

4.66 out of 5 stars

26 reviews

$66.00

Portable Keychain Breathalyzer with LCD Screen

Keychain Breathalyzer with LCD

Product Review Score

4.9 out of 5 stars

107 reviews

$9.19

BACtrack Keychain Breathalyzer - Ultra Portable Purple

Purple Keychain Breathalyzer

Bactrack

Product Review Score

4.89 out of 5 stars

191 reviews

$55.68

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.