Top features:- A-rated for performance and energy- Multi-cyclonic technology for more efficient cleaning- HEPA filter retains over 99% of particles- Easy empty bin makes waste disposal simpleA-ratedEnjoy the full cleaning power of the Hoover Optimum Power Cylinder Bagless Vacuum Cleaner, featuring four separate A-ratings.These are for energy, emissions, and hard floor and carpet performance, so you'll get fantastic cleaning without adding to your bills.Multi-cyclonicThe Optimum Power XP81OP25 utilises multi-cyclonic technology, which helps to clean more air as it passes through the vacuum.This means less dirty and dusty air that passes through the system, so there's less overall cleaning for you to do on a daily basis.HEPA filterAllergy sufferers needn't worry, as the vacuum has a HEPA H13 filter which retains over 99% of airborne particles when cleaning.There'll be fewer particles passing through the machine which means greater relief for you from symptoms.Easy empty binWhen the 1.5 litre bin is full it is simple to empty the chamber without coming into contact with dust, bacteria or particles.It features a simple one touch disposal system so you can empty the waste with ease.AccessoriesClean more at home with a tool kit or a specialised floorhead, available in our range.