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The BACtrack® Select S70 Breathalyzer is a handheld, battery operated breathalyzer that quickly and easily screens for the presence of alcohol. Every test provides a BAC estimate using advanced alcohol sensing technology. And while the S70 employsadvanced features suitable for professional use, its simple operation also makes it perfect for personal use.

The BACtrack Select S70 comes with individually wrapped replaceable mouthpieces. Simply attach a mouthpiece, press power, and begin testing in a matter of seconds.

Key Features

Four digit display accuracy and wide test range - shows BAC test results in easily recognizable format from 0.00 to 0.40 %BAC
Proprietary FlowCheck™ feature ensures that a deep lung air sample is achieved on every breath sample
Individually wrapped mouthpieces suitable for personal and professional use
Elegant ruby-red LED; Great for low light situations
Full One-Year Warranty and trusted BACtrack brand
Obtained FDA 510(k) Pre-Market Clearance


BACtrack Select S70 Kit Includes

S70 Breathalyzer
Soft Carrying Pouch
6 Mouthpieces
2 AA Batteries
User Guide
One Year Warranty


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.

Additional Product Details

Dimensions	2.3x4.8x0.8 inches (L*W*H)
Weight	4.2(119g) oz
Battery	2 AA batteries included
Battery Life	Approximately 300 tests
Sensor	Advanced Semiconductor
Warmup Time	10-20 Seconds
Response Time	3 Seconds
B.A.C. Range	0.00 - 0.40% BAC (Blood Alcohol Concentration)
Mouthpieces	6 included
Sensor Accuracy	+/- 0.01 at 0.02% B.A.C.
Operating Temperature	50-104 degrees
Warranty	1 Year

Purchase the BACtrack Select S70 today and receive free USPS Priority Mail Shipping! The S70 is in stock and normally ships the same business day. It is an excellent breathalyzer option for a wide variety of testing needs.