Usage Tips:Advanced HEPA Filter Technology: This replacement filter effectively removes odors and air pollution, ensuring a cleaner, fresher environment in your home. Ideal for maintaining indoor air quality, it captures fine particles and common . and Efficient: Designed to last for up to 90 days, this easy-to-change air filter minimizes maintenance time and ensures your air purifier operates at efficiency. A practical solution for busy households. Package Contents: ensuring you have everything needed to maintain your for 3-in-1 Air Purifier. Simple installation allows for immediate improvement in air quality. Manufactured in China: Crafted with precision and adhering to stringent quality standards, this replacement filter combines reliability with superior performance to enhance your air purifying system. Colour:White Material:Plastic Package Contents: 2 * Replace the filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.