User's Manual

Step 6. After test
After displaying the test result for 4 seconds, the display will
change to enable you to conduct the following functions:
1) RETEST - Press the power button shortly if you want to test again,
2) GRAPH - Press the menu button shortly if you want to check the 10 previous test results 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.
3) POWER OFF - Press and hold the power button for 2 seconds if you want to turn off the device
manually.
Note: The device will turn off automatically if it is not in use for 3 minutes.
Test result
Alarm limit
▲ : The most recent test result
◆ : The test result with an approved breath sample
X : The test without an approved breath sample