User's Manual

with a bar graph, which enables you to check visually whether your test results are higher than the
alarm limit that you have set in the menu.
Step 3. Measurement
Blow through the mouthpiece until the device beeps twice.
Note. The blowing time may vary depending on set value.
Step 4. Analyzing
When the sampling is successful, the analyzing process will be started automatically.
Step 5. Test result
After a few seconds (depending on the alcohol level), the estimated BAC will be displayed for 4
seconds, and the power button and menu button will be deactivated during this time. Depending
on the test result, the status LED will be flashed as followings:
1) Flashes red LED if the test result is higher than the alarm limit
2) Flashes green LED if the test result is equal or lower than the alarm limit
Test Number
Test Time
Previous result