V16 Piston Animal Cordless VacuumOther key features of the Dyson V16 Piston Animal include: Whole machine HEPA filtration with a fully sealed, five stage filtration system that captures 99. 99% of particles as small as 0. 1 microns so only cleaner air is expelled back into the home while ensuring there is no loss of suction, ensuring optimal performance with every clean LED illumination reveals invisible dust, so you never miss a spot when cleaning New remote release cleaner head