Note:
Before fi rst use or after an extended period of time of non-use: the tester
needs several times to clean and warm up the sensor. Press the POWER
key repeatedly and wait for the warm-up procedures.
Test
1. After a successful warm-up phase, the display shows „BLOW". The device
is in testing mode. A countdown starts with 10.
2. Blow into the mouth piece for 3-5 seconds.
3. A signal sounds. You can read the result now on the display.
4. The symbol CAUTION will be displayed if the alcohol content is within the
range of 0.2 to 0.5 per mille (PPM).
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