BACtrack Go Keychain Breathalyzer

Affordable with a take-anywhere small, sturdy design
Displays BAC results on an easy-to-read 3-digit LCD display
Folding mouthpiece maximizes portability and ease of use. Dimensions 1.45 x 0.55 x 2.44 inches (3.7 x 1.4 x 6.2 cm)
Designed in California and created by BACtrack, the #1 Most Trusted Brand of Breathalyzers in North America, with over 13 years of experience in the breathalyzer industry.
Stay informed of your BAC and make smarter, more informed decisions