Andatech Support

There is no difference in function or accuracy. The only difference is the type of sensor to replace to calibrate the unit. To check which type of sensor ...

At the back of the unit, on the upper right hand side, you will see a small slot for you to pry open the sensor compartment. Gently remove the old sensor...

This could be a case where the sensor isn't working. Firstly, ensure that the sensor is firmly in its place. If this still does not resolve the issue,...

You can purchase it through our online store via the link below: https://www.andatechdistribution.com.au/products/alcosense-zenith-breathalyser-sensor ...