Andatech Support

Blow in a long, steady breath until the device beeps twice. This can take 5-6 seconds. You will hear a long beep while you are blowing - the reading will...

The battery cover is located at the base or the bottom of the unit

There are two modes with the Alcosense Pro Normal mode (nor) - provides you with a BAC% reading e.g. 0.04%  Fast mode (FSR) - a quick test to show wheth...

While the unit is switch off, hold down the power button The screen will come on and you should see the screen flicker between 3 options One of...

This indicates that alcohol has been detected. Readings starting from 0.02% and above will result with a solid, warning light. 

Batteries that are low on charge or flat that have been left in the device for too long may cause the device to go into "locked" mode. If th...