Keri KR300-6G Wi-Fi Wall-Mounted Ultrasonic Humidifier – For Large SpacesDescription Scalable Humidification for Demanding Spaces The Keri KR300 6G Wi Fi Wall Mounted Ultrasonic Humidifier is purpose built for managing humidity in large and variable indoor environments. Designed to cover up to 300m per unit, the KR300 6Gs modular configuration allows you to scale easily by adding multiple units to suit your spaces specific size and humidity needs. Smart, Flexible Control Thanks to built in Wi Fi, you can remotely monitor