EHM 929 Alkaline Water Ionizer Our Top of the Line Alkaline Water Ionizer Combo Includes 2 filters with 5 Year Warranty! Operational DVD. Has Built-in dual filters 4 stages (PP cotton, KDF, ,Active carbon ,fiber carbon), to bid farewell to an external filter system, installing the water ionizer is simple and convenient! Using electromagnetic valve induction technology. Includes a Super large 3.8-inch LCD colorful screen, the LCD Displays ORP ,PH , flow rate , temperature and process of the water in real time! This Ionizer has 8 Super- large titanium - platinum coated plates, Self Cleaning