Detailed Product Description

Features

1.      3-step alcohol test.

2.      Quick response and resume.

3.      Key chain.

4.      Use two AAA alkaline batteries.

Battery installing

1.      Slide open the battery compartment lid from the back of the unit.

2.      Insert two AAA (or UM-4) size alkaline batteries with correct polarity as Indicated.

3.      Replace the battery compartment lid.

How to us the tester

Warm up

1.      Press and hold the power to turn on the alcohol tester, the yellow & red LED will light up that indicate warming-up.

2.      Press and hold the power button until the green LED light up for finish warm-up.

3.      Please hold the power button until finished the whole test.

Note:

* The warm-up time is 9 seconds.

* It always has a large number of gas & impurity adsorbed on the surface of alcohol sensor. When first time taking out the tester from the packaging, or after long time no using for the tester, it may be not precise.