The Qubo Q500 Purifier Filter (HPH03) is an original replacement filter designed for the Qubo Q500 Smart Air Purifier. It features an advanced 4-in-1 filtration system comprising a pre-filter, Nano Silver antibacterial filter, activated carbon filter and True HEPA H13 filter. It helps capture airborne dust, fine particulate matter, pollen, allergens and other common indoor pollutants while reducing unwanted odours. Designed for efficient air filtration, this replacement filter helps maintain the purification performance of your Qubo Q500 air purifier and supports cleaner, fresher indoor air.