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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 share my results?
• How do I exchange my defective device?
• What is the difference between app mode and standalone mode?