For a smarter, healthier life, the HEMM team specially customized brushless DC motors for air purifiers. Our motors have different voltage versions from low to high, with the following advantages: 1. Noise is less than 35dB; 2. The service life of our motor exceeds 30,000 hours; 3. High efficiency, low temperature rise; Fourth, the energy consumption is very low, only about 20 watts of power.