This purifier is great . I bought it for rs. 2200 . I works exactly it says .It uses charcole, uf membrane, filter to clean water .
Fine pores in ultra-filtration memebrane removes bateria and small particles from water .Charcole helps eleminating harmfull chemicals.In short it purify water without use of any chemical as chlorine .So it is healthy and also no requirement electricity, so it is concinient also.