Alkalux 2507 Water Ionizer - Black 6 Healthy Water Options: 3 Ionized Alkaline; 1 Non-Ionized Purified; 2 Ionized Acidic Advanced 7 Plate Technology: 7 Platinum coated Titanium, long-life, durable, energy-efficient plates Dual Filtration : Active Carbon Fiber and Composite Ceramic Filters. Up to 900 gallons. Self-Cleaning; Voice Announcement & Color Display; Electrolic Anti-Bacterial System. Contemporary design fit for home & office. Manufactured in South Korea.