- The breathalyser must be used 20-30 minutes after the last consumption of any alcohol, smoking or eating.
- You should not use the breathalyser in windy places.
- You must use a high quality alkaline battery. A weak battery can affect the results displayed.
- Do not blow cigarette smoke, food or drinks remains into the breathalyser.
- Use and hold the breathalyser in the recommended temperature range only.
- Do not forget to recalibrate the breathalyser after 6-12 months of use.
- Remove the battery from the breathalyser if you are not planning on using your device for an extended period of time.
- Do not drink and drive.
Failure to use the breathalyser as recommended can result in faulty readings or even damage the sensor.