Compatible with Multiple Models: Designed for a wide range of vacuum cleaners and air purifiers, including models AZ3000, AZ3002, HZ3000, IZ862H, ZD550, ZU102, and HP152, HP301, HP302. Ensures a and optimal performance with these specific models. Long-Lasting Freshness: Each pack contains 8 cartridges that deliver a mild and pleasant fragrance, effectively neutralizing odors for extended periods. Ideal for homes with pets or smokers, these cartridges keep your living space consistently fresh. No-Tool Easy Replacement: Inserting the is straightforward and requires no additional tools. For maintaining , it is recommended to replace the every 6 months, ensuring your vacuum and air purifier operate efficiently. Enhanced Home Environment: These cartridges are specifically engineered to prevent the development of unpleasant odors in your vacuum cleaner and air purifier, contributing to a cleaner and more inviting home atmosphere, especially in busy households. Colour:As Shown Material:plastic Package Contents: 8 * Odor Neutralizer Cartridges 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.