Features:*Replacement Filter:Designed for INSE N520 and N5T cordless vacuum cleaner, this replacement filter ensures effective filtration and maintains the performance of your vacuum. *High Filtration Efficiency:With its advanced filtration technology, this filter captures most of dust and particles as small as 0.3 microns, leaving your home clean and fresh.*Easy Installation:Remove the old filter and replace it with our product. No complicated tools or skills required. Get your vacuum cleaner back to optimal performance in no time.*Sturdy and Long-lasting:Made from high-quality materials, this filter is built to withstand regular use and provide long-lasting filtration. It is for recommended to replace the filter every 2-3 months for optimal performance.*Maintain Clean and Hygienic Floors:With regular use of the replacement part, you can maintain clean and hygienic floors. It is perfect for homes with pets and children, a better living environment. Specifications:*Product Name:Filter*Material:Plastic+Filter Paper*Size:No *Color:White+Black*Fitment:For INSE N520 and N5T cordless vacuum cleaner *Number of Pieces:2 PACK,4 PACK(Optional) Package Content:2 * FiltersOr4 * Filters