Thank you for your interest in CMI’s Intoxilyzer 800. CMI will ship the trial instrument to your attention at the address you provide. You will be able to evaluate the instrument for 30 – 45 days at absolutely no cost or obligation. At the end of the evaluation you will be contacted by a CMI representative and asked to complete a short questionnaire on the instrument you evaluated. At that time you have the option to purchase the instrument or CMI will provide you with a prepaid shipping label for return of the instrument.