1.Specialized filter for airport waiting rooms, featuring a large size design and compatible with large air purifiers in waiting rooms. The HEPA layer filters out airport dust and exhaust particles, and the activated carbon layer adsorbs odors and food smells in the waiting room. The filter is resistant to high air volume impact and has a lifespan of up to 5 months. Continuous operation can improve the air quality in the waiting room and provide a comfortable waiting environment for passengers. 

2. Household high-efficiency filters! Designed for haze weather, it efficiently intercepts PM2.5, PM10, fine particles and heavy metal particles with a removal rate of 99.99%. Real-time PM2.5 digital display allows you to accurately grasp the air quality. Large air volume for rapid purification, covering a 60㎡ space. Intelligent automatic mode adjusts the wind speed according to the haze concentration. Silent operation, 24-hour continuous purification. Say goodbye to haze troubles and breathe fresh air.

3.Specialized filter for home study rooms, designed for book dust and ink smell. The HEPA layer filters dust from book pages and mites, and the activated carbon layer adsorbs ink smell and paper smell. The filter operates quietly and does not affect reading and work. Compatible with desktop purifiers for study rooms, it is compact in size and can be placed beside the desk to create a fresh and quiet reading environment.

4.Specialized filter for areas beside home kitchens, designed for cooking fumes and food odors. The activated carbon layer adsorbs cooking fumes and the smell of garlic, ginger, and scallions, and the HEPA layer filters kitchen dust. Compatible with purifiers in the living room beside the kitchen, continuous purification can prevent kitchen odors from spreading to the living room and keep the entire house's air fresh.