- Touch electronic control - Electrostatic Charged filter/HEPA filter captures 99.7% particles of 0.1uM sizes. - Activated Carbon Pre-filter with 99% - 99.97% efficiency to remove cooking, pet, smoking nicotine odor, dust, pollen and other airborne particles. - 3 Speeds: Highest speed: 79 CFM - Quiet fan draws with power operating motor to exhaust air cycling effectively to keep fresh air in room. - Timer : 1, 2, 4 hours The maximum timer can reach to 7 hours Filter change reminder. - CE certification - Remote control - Optional specifications : - Negative ionizer to distribute negative ions to enhance air cleaning cycle and refresh room air. - Photocatalyst TiO2 filter + UV light to reduce organic pollutant, such as formaldehyde, benzene, and ammonia. It also inactivates bacteria and virus. - cleanable air filter available or upgrade specific odor challenge filter available as options.