IQ Air HealthPro 250 air purifier for 7000 RMB (Store price: 14.980,-) Condition: Air purifier is about 3 years old but looks new. Filters: Have 3 filters HyperHEPA, VS-CELL, PreMax, here both VS-Cell and PreMax filters should be renewed as display indicator shows. Filters lifetime is tracked by air purifier itself and last between 12 to 18 months pending on use. Located: Shunyi Villas area (River Garden), I can deliver to your address.