1)PP,pre-carbon,RO,post-carbon 2)ultra-large water tank 3)microcomputer control 4)good quality and price 1)PP,pre-carbon,RO,post-carbon 2)ultra-large water tank 3)microcomputer control RO Water Purifier Specification1.1-6stages2.PP,pre-carbon,Compression activated carbon,RO,post-carbon,Mineralization filter3.microcomputer control4.Housing size:29.8cm*2cm*1.7cm*4.5cm*26cm5.Input voltage:220VAC/ ...