Crane USA Smart Drop WiFi Ultrasonic Cool Mist Humidifier, Grey WI-FI CONNECTED: Humidifier can be controlled from anywhere with free Crane Mobile App 1.5 GALLON TANK: Removable 1.5-gallon tank fits under most bathroom sinks TOUCH SENSOR LCD DISPLAY: With Humidistat, Humidity Control Settings, Variable Mist Output, and Timer CLEAN CONTROL ANTI-MICROBIAL MATERIAL: Proven to help reduce mold and bacteria growth up to 99.96%* ULTRASONIC COOL MIST: increases air moisture for easier breathing and a good nights sleep VOLTAGE  120 V, for domestic use only