“Handy to have extra mouthpieces”
“When testing multiple people for their BAC, the mouth pieces work great”
“The C6 can be operated without a mouthpiece. I only bought these to use when sharing my C6 with others.”
“Good to have hand if sharing the device”
“Good to have extras for friends!”
“With the extra mouthpieces you can feel confident in letting others try it out without worrying of any cross contamination”
“Great having extra mouthpieces for friends.”
“...if sharing with others”
