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How do I switch between app mode and standalone mode?
How do I calibrate my BACtrack?
What does this error code mean?
Why does my breathalyzer display "FL" or “FLo”?
Why is my reading a 0.00 when I've been drinking?
Why am I getting a positive reading when I've had nothing to drink?
How do I know when I need to calibrate my breathalyzer?
How do I exchange my defective device?
How do I share my results?
Where is my BACtrack serial number located?
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