... IC card , nine levels filtrations with reverse osmosis ,UV and Ozone,Capacity from 400 to 1300GPD.. Selling system ... IC card , nine levels filtrations with reverse osmosis ,UV and Ozone,Capacity from 400 to 1300GPD...Features:waterproof ... filling+high concentrations of ozone sterilization,eliminate the secondary pollution completely.24-hour uninterrupted UV sterilization,guarantee the water quality . ...