Thanko's Pen Breath Odor Checker is as compact and discreet as it the name suggests. It looks like a regular black ball pen, but the nifty device is actually a quick way to check if your breath smells before that important meeting with a client. Easy to use, you just breathe onto the device for five seconds while it beeps and then check the reading it gives you. Your breath odor is measured and "rated" according to five levels. And you can also write with it!
The Pen Breath Odor Checker features: