The Dr.aquaguard magna uv water purifier is suitable for water sourced from rivers & lakes, having low tds, which does not taste salty. Its unique e-boiling+ technology and 6 stage purification process removes all disease causing bacteria, virus and protozoa, cysts making it healthy to drink. It also comes with a unique advanced mineral cartridge and biotron cartridge which ensures that the essential minerals (calcium & magnesium) necessary for your family’s health are retained.key features –recommended for water sourced from rivers & lakes, having low tds, which does not taste salty. Intelligent e-boiling -ensures that every drop of water is as pure and safe as water that has been boiled for over 20 minutes. Biotron - it magnetizes water and de-clusters water molecules to make the water more "bio-available" by unlocking the nutrients in water, promising you the healthiest water. Mineral cartridge - enhances the taste of the water by removing residual dissolved harmful gases like vocs and increases the level of calcium and magnesium minerals in the water and balances ph of the water making it healthy. Intelligent alert interface -the user friendly interface of purifier indicates usage and alerts the user when the purification cartridge nears end of life. Purified water flow rate – 25liter hour, storage tank- 7 liters, operating voltage – 230 v, power – 20 watts.