Crompton New Aura 48- Designer 3D Anti-Dust Ceiling Fan with Duratech Technology (Lotus PRL White Gold). Crompton New Aura 2.0 Ceiling Fans with Duratech Tachnology and 5 years warranty. Attract 50% less dust with Crompton Anti-Dust technology. Unique high speed motor ensures a best-in-class air delivery of 230 CMM and guarantees comfort and cooling