*Digital Vacuum Meter WK-VG89 (Calibration demonstration)

Remember to turn on English subtitles.
#DSZH
#Special series
Model: WK-VG89
0:00 Intro
3:45 Outro
6:13 Test the result
7:45 Closing

[@mohammadnawaz6958]

Thank you! You should share with English subtitles

[@Hacko1979]

how can i get into calibration mode on DSZH wk-6881-LC