Suffering with seasonal sniffles? This Philips air purifier's 2-layer filtration system captures 99.97% of particles down to 0.3 microns in size. That's smaller than the smallest known virus! With its AeraSense technology, it monitors the air quality and adjusts the fan speed in real time. That means you'll always breathe clean and fresh air. And Night mode helps you can drift away to dreamland peacefully. It dims the lights and runs super quietly so it won't disturb you. Good to know - It can clean areas up to 65 m2 - ideal for small or medium-sized rooms - Check your room's air quality at a glance with its colour changing digital display - The filter lasts for a year so you won't have to replace it anytime soon