Dziwani gawo la ZP211 lodziwira gasi la refrigerant, lomwe lili ndi ukadaulo wapamwamba wa semiconductor kuti mumve zambiri komanso kuyankha mwachangu. Onetsetsani chitetezo ndi sensa yake ya fakitale calibrated ndi kudzidziwitsa nokha. Zabwino kwa makina oziziritsira mpweya ndi firiji. Pezani tsatanetsatane, malangizo ogwiritsira ntchito, ndi zina zambiri m'bukuli.