This Bionaire air purifier comes with a 2-year manufacturer warranty for complete peace of mind. 65 watts of power ensures good performance but also means it will use less electricity, saving you money. It has HEPA filters which capture up to 99% of dust particles in the air and make the environment cleaner, which is perfect for allergy sufferers. A choice of 5 speed settings means you can eliminate mild cooking odours on lower settings or deal with the pollen count on higher settings. An LED display makes everything easy to read.