How to Use
Alerts :
Battery Low
The battery power is low. Please replace
the batteries.
Flow Error
Time Out
Calibration
The breath sample was not sufficient.
Please repeat the testing process, ensuring
a continuous, five second breath sample.
If the user does not blow within 10 seconds,
the unit displays [Out] and shuts down.
The unit requires recalibration or maintenance.
1. Initial Use
Press down the battery cover to open it and install two AA size 1.5V
alkaline batteries paying attention to the battery polarity.
Close the battery cover.
Insert the mouthpiece to the slot.
2. How to test Breath Alcohol Concentration
a) Press the button to power on.
The total number of tests performed will be displayed briefly.
Then it starts a countdown automatically.
b) When the countdown reaches "0" (zero), then blow through the mouthpiece
for more than 4~5 seconds till you hear a double beep signal.
c) Once the sensor has analyzed the breath sample, it displays the estimated
Blood Al cohol Concentration.
3. Beep alarm (Audible warning)
If the Blood Alcohol Concentration reading is over 0.05%BAC
(0.5g/l, 0.25mg/L, 50mg/100ml), then beep alarm will sound.
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