... anion ozone genearator 600mg/h ZY-H107 Multi-function digital ozone generator water air purifier ozonizer Features: 1. ... new houses, furniture, etc. 6. microcomputer control circuits, LED digital display, timing 30min tube is adjustable 7.can be generated ... , purify air, 8.ion function, improve the respiratory system, nervous system, enhance immunity 9.pick button switches are individually controlled ...