pH from 4 up to 10 -800 Oxidation Reduction Potential ORP 7 Titanium Platinum Plates 150 Watts of internal power 5 Year Limited Warranty What's Included Diverter Hardware Set Carbon Water Filter Flexible Metal Spout Water Tubing Descaling Solution Wall Mounting Equipment pH Tester/Reagent With Color Chart (Value $29.95) Owners Manual Product Specifications Dimensions: 8.3″ (L) x 4.3″ (W) x 13″ (H) Standing Weight: 10.0 pounds Installation: Counter top Faucet Diverter Plate Quantity: 7 Plates, 114.8 square inches surface area Plate Design: Durable, energy efficient, multilayer, platinum coated titanium Power System: Transformer Voltage: AC 110V/60Hz Wattage: 5w – 150w adjusting to source water Max. Operating Temp: 60C / 140F Water Flow Rate: 3 liters per min (adjustable) Cleaning Cycle: 3 Stage Cleaning Cycle: After every 15 minutes of continuous use, when water stops, the positive and negative poles of the plate will be reversed automatically for 10 seconds. Auto-cleaning at start up and shut off. After the machine has been working for 1 year, we need to proceed with manual cleaning using the cleaning agent provided with the device. Electroplate: RTI distinct electroplate ETL Certified: If it gets plugged into a household outlet, it needs to be ETL certified by an independent laboratory as being electronically safe. Unlike many competitors who skip this vital step, all our water ionizers are ETL-certified safe.