water dispenser water cooler RO water dispenser 1. Sendiment filter Remove rush, dirt and granular impurities in water; 2. Activated carbon filter Remove tiny organic particle, chlorine,heavy metals and harmful particle; 3. NF membrane filter Remove colloid,bacteria by adopting NF technology,filtration precison of 20 100nm; 4. Mineralizing activation filter Far infrared mineraling stones provide mineralparticles,which are necessary for human body; 5. U.V. light UV is effective, quick and safe to against viruses than chlorine 6. T33 post carbon Tasted & odor reduction. Power: heating 500W, cooling 100W