User's Manual

Icon at the bottom menu.
Step 10. Press and hold Power button on the device for 2 seconds to turn it off when you have
finished testing.
Note.
- The device will turn off automatically if the device is not in use for 2 minutes.
- If you exit the app while the device is working with the app, all Blue, Red and Green LEDs on the
device will flicker together. Press Power Button on the device to restart.
5.3 Operation without app
Step 1. Power On / Turn on the device
Press the power button for 2 seconds to turn on the device. The alarm limit, date and time set in
the device will be displayed.
Step 2. Warm-up
The warm-up process will be started automatically. When the progress bar fills up, the 'START BLOW'
will be displayed with double beep sound.
Note. Press the menu button shortly in this step if you want to check the 10 previous test results