The main transmission is driven by two independent motors: gear transmission, variable frequency speed regulation, digital display, and cleaning. The brush roller in the belt part is driven by upper, transmission, and variable frequency speed regulation, with stable rotation speed and longer service life. The overall lifting of the cleaning department and the ventilation system is 350mm, making it easy to clean and maintain. Three pairs of large brush configurations, washable LOW-E glass, regular coated and sun coated glass. Two pairs of specially designed wind blades, with high wind power and good drying effect, equipped with a heating system. Aluminum alloy assembled structure.