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ACE Easy Breathalyzer Quick Start Guide Label of individual components: Mouthpiece Sensor opening Operation button Digital LCD display (3 digits, 2 decimals) Air outlet (always keep this part unblocked) Battery compartment cover...
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If you use the breathalyzer for the first time, then push the battery compartment cover on the back downwards. Remove the small paper inside the battery compartment (this paper prevents the 2 inserted batteries from dischar- ging). Close the battery compartment cover again. Insert a mouthpiece into the hole on front of the unit.