... vending machine 2.coin, IC card payment system 3.UV, ozone sterilizing 4.Capacity: 400~1300GPD 5.7 steps ... membrane. Then through mineralization treating, living ozone sterilizing, 24hours UV sterilizing. Sand, corrosion, heavy metal, bacteria, residual chlorine ... the secondary pollution completely.5.24 hour uninterrupted uv sterilization ,guarantee the water quality. 6. Filling conpartment has the ...