1、Applicable Model: This replacement filter is applicable for Philips 800 series air purifier, compatible for AC0830 AC0810. 2、Efficient Filtration: The filter with activated carbon can captures 99.5% of particles greater than 0.003 μm, effectively purifying. 3、Multi Layer Filtering: Built in multi filter layer for filtering pollen and dust in daily life, guarantee your health, practical and useful. 4、Long Usage Life: The filter as an important replacement part of the air purifier, can be used for up to 12 months with stable performance. 5、Easy Installation: The air purifier filter structure is sturdy and stable, easy to replace and install on the machine. 1 x Air Purifier Replacement Filter Item Type: Air Purifier Replacement FilterMaterial: PP, PET, Activated CarbonFilter Particles: Greater than or equal to 0.003 microns