This is our hot sale water purifier (Item No.: FTP-S1B) ,with 5 stage filtration.Five Stage: PP+C1+PP+R0+C2. FIitration option: RO,UF Water purfier gold color is customized for our customer.And we support OEM/ODM order ( customize logo ) Advantages: 1)5 stages filtration,UV function(optional) 2)Suitable for desktop and wall hanging 3)External faucet used for washing vegetables 4)5s quick filter replacement 5)4L large capacity water storage       We also have different type of water purifier for your choice. Welcome to contact us for more details.