1. Paʻi ana a me ke kaomi ʻana o ka ʻumehana pili.
2. E ana i ka pākēneka vacuum, a me ke kaomi leak a mooolelo leak manawa wikiwiki.
3. Nā ʻāpana kaomi: KPa, Mpa, bar, inHg, PSI.
4. Hoʻololi 'akomi wela ma waena o ℃ a me °F.
5. Hoʻokomo ʻia i loko o ka 32-bit kikohoʻe ʻāpana hana no ka pololei kiʻekiʻe.
6. LCD me ka backlight no ka ʻikepili maʻalahi a maʻalahi.
7. Hoʻokomo ʻia i loko o 89 ʻano o ka ʻikepili wela o ka pahu hau.
8. Kiʻekiʻe-ikaika 'enekinia plastics a me ka maʻalahi non-slip hoʻolālā silicone.
ʻO ka pahu hau kaʻa a me ka ea ea, HVAC vacuum pressure wela