Instructions

2. The display will show the warm up symbol and a

countdown will count backwards from 10 to 0, the tester

is in preparation mode

Note

At the rst time usage or after a longer period of not

using it there might be gas and air pollution on the ana-

lyzer. In this case it will need multiple preparation phase,

please switch the on/o switch multiple times.

Usage

1. The display will show the blow symbol and a

countdown will count backwards from 10 to 0,

the tester is ready.

2. Put your mouth close to the breath intake and

blow in it for 3-5 seconds.

3. Read the result on the display