ʻO AC22/AC21 ka māhoe māhoe ʻO ka mea hoʻoheheʻe lepo HEPA. Hāʻawi nā motika 2 ʻoihana Ameterk i ka 258cfm a me 100 inch wai hāpai. Hiki i nā mea hoʻohana ke hoʻomalu i nā kaʻa kaʻawale ke makemake ʻia ka mana like ʻole. Hōʻike ʻia me ka ʻenehana pulsing Auto hou Bersi, e hoʻonā i ka ʻeha o ka hoʻomaha pinepine ʻana i ka pulse a i ʻole e hoʻomaʻemaʻe lima i nā kānana, e ʻae i ka mea hoʻohana 100% hana mau ʻole, mālama nui i ka hana. Ke hoʻoulu ʻia ka lepo maikaʻi i loko o ka māmā, he mea pōʻino loa ia i ke kino, kūkulu ʻia kēia ʻūhā me ka ʻōnaehana kānana HEPA 2-ʻanuʻu kiʻekiʻe. ʻO ka pae mua i lako ʻia me nā kānana cylindrical ʻelua rotated self cleaning. When one filter is clean, the other e hoʻomau i ka vacuuming, ʻaʻole pono ʻoe e hopohopo e pili ana i ka clogging hou aʻe. ʻO ka lua o ka pae he 2pcs H13 HEPA kānana i hoʻāʻo ʻia a hōʻoia ʻia me EN1822-1 a me IEST RP CC001.6 maʻamau. pono a kōkua i ka hoʻolako ʻana i kahi kahua hana maʻemaʻe a olakino. E like me ka mea hōʻiliʻili lepo cassettes Bersi āpau, ʻo AC22/AC21 i hoʻolako ʻia me ka hōʻiliʻili lepo hāʻule mau i lalo i loko o kahi ʻeke ʻeke a i ʻole Longopac ʻeke ʻōnaehana i hiki iā ʻoe ke hauʻoli i ka hoʻolei lepo ʻole. Hele mai ia me 7.5m * D50 hose, S wand a me nā mea hana papahele. ʻO kēia mea hōʻiliʻili lepo ultra-portable e neʻe maʻalahi a puni ka papahele congested a hoʻouka maʻalahi i loko o kahi kaʻa a kaʻa paha i ka wā e lawe ai.