Compact, fast and reliable, designed with functionality in mind, this alcohol tester fits into every pocket. The tester is extremely easy to use, providing quick and reliable results.This equipment uses an air sensor tested by the industry, similar to the testers used by traffic police.The alcohol sensor performs has a self-test function, checking it is in working order and ensuring that you receive precise results every time.The manufacturer recommends the ALC-SMART for use in organisations or businesses as well as for individuals; perfect for any situation when exact results are needed.The ALC-SMART comes complete with mouthpieces and a measurement accuracy of -10% at 1.00 ppm.