Mi Mijia Air Purifier 4 Pro - Designed for areas up to 104 m² and equipped with a HEPA filtration system for effective air purification. The washable filter helps reduce maintenance costs and improves long-term usability. Smart app control with Alexa and Google Assistant support provides convenient operation. The low 33 dB noise level ensures quiet performance for bedrooms and offices. Its modern smart-home compatible design fits perfectly into everyday use.