Digital Alcohol Breathalyzer S-30


The BACtrack Select S30 is one of the most portable breathalyzers available. Because of its small size, which is less than one inch thick and 4 inches tall, it is perfect for testing anyone, anywhere and easily fits into a purse or pocket for on the go lifestyles.

Simply attach a mouthpiece, blow for 5 seconds, and an estimate of Blood Alcohol Content (BAC) is displayed in seconds. The S30 uses innovative MicroCheck™ technology which provides trusted results even with its small size.

The sleek black finish makes it attractive to use at any bar, restaurant, or anywhere alcohol is consumed. Advanced features include a test counter, low flow error detection, and a wide test range from 0.00 - 0.40 %BAC.


• Sleek, Portable Design - only 4 inches tall and less than one inch thick!
• Advanced features include test counter and low breath flow detection warning
• MicroCheck™ sensor technology provides trusted results
• Obtained FDA 510(k) Clearance

The replaceable, individually-wrapped mouthpieces easily attach to the breath intake port. Simply insert a mouthpiece and begin testing. Mouthpieces can be reused or replaced after each test.

Dimensions 1.33 x 4.05 x 0.98 inches (3.4 x 10.3 x 2.5 cm)
Weight 1.87 oz (53 grams) with mouthpiece and batteries
Sensor Technology MicroCheck™ advanced semiconductor technology
Detection Range 0.00 – 0.40 %BAC
Mouthpieces 2 included
Test Count Displays total number of tests performed
Power Supply Two AAA alkaline batteries, included
Battery Life Approximately 200~300 times
Warm Up Time 10-20 seconds
Response Time 5 seconds
Sensor Accuracy +/- 0.01 %BAC @ 0.02 %BAC
Operating Temperature 50-104 °F (10-40 °C)