The KY420 model is the larger air volume counterpart of the KY220, specifically designed for purifying public spaces.
Function and Benefits：
1.High efficiency purification and sterilization PM2.5 removal rate >99% Sterilization rate >99% Formaldehyde removal rate ≥90% VOC removal rate >90% 2.Low cost by using non-consumable purification technologies Reusable and washable filter Ozone free, no second pollution Low power consumption: only 15 Watt. 3.Easy to use Sharp air quality sensor: Green/Blue/Red display indicate the air quality. Adjust the fan speed freely by rotated button Auto-Mode: It will adjust the fan speed automatically, according to the current air quality index. Sleep-Mode: Super quiet. Cleaning reminder
