1. "Multi-network" 5-layer high-efficiency purification technology, PM2.5 filtration efficiency ≧97%
2. It has an excellent combination of primary effect filter, HEPA high efficiency filter, photocatalyst filter layer, ultraviolet sterilization and filtration, perfect combination of physical interception, high efficiency adsorption, sterilization and mildew prevention.
3. It is safe and reliable, and passengers in the elevator car can also open it for use.
4. Rapid sterilization and high efficiency up to 99%. Broad-spectrum and high-efficiency, it belongs to a pure physical disinfection method without secondary pollution.
5. Adopting dual filters of primary or medium efficiency to save operating costs.
6. Using nano-photocatalyst technology, effectively remove harmful substances in the air.
7. The structure design is reasonable and compact, and the installation is convenient.