... pure and fresh.5. No pollution or very few of chemical residue left after ozone washing6.water saving: sterilizing, ... turn stink overnight).3.water level sensor, auto water feed.4.fit with timer, stop automatically 5.depending on the ... located in Ningbo City, China.Our different products includes water purifier, air purifier , vegetable /fruit ozone sterilizer, tooth brush sterilizer, electronic ...