Electrical & Storage : Electric purification - suitable for areas with water shortage 17 L : More the capacity, more the users can be served with drinking water RO + UV + UF + TDS : Uses many filters to remove salts & microbes in multiple stages Made For Indian Water Conditions | 14 Stage Advanced Purification | Double Layer Protection with RO + UF+TDS | Delivers Natural Taste | Intelligent Design - Protects Sensitive RO & Enhances Life The water quality is automatically monitored without any user interaction technology.