There does not appear to be anything insufficient about his testing statement, so I’m not seeing any defenses based on that. What identification number did he give for the device he used? What instructions did you receive in your discovery about how to go about checking the certificate for the device?
To upload a picture you would need to go to a 3rd party image sharing site and then send me a private message with links to your pictures which I will put in your thread. However it’s already not looking to me like you have much to go on other than the officer not showing, a deal with the prosecutor, or deferral. You should try to find out from a court clerk if a prosecutor will be present to speak to before the hearing.

