Based on this product's specifications, here are some alternatives and similar models
Breathalyzer Sentech AL 5500 with Calibration Service, model AL 5500
Summary description:
Sentech AL 5500 is a breathalyzer device supplied with calibration service. The product is intended for measuring blood alcohol concentration from breath samples and includes model AL 5500 plus calibration. It is suitable for personal or professional use where periodic calibration and accurate breath alcohol testing are required.