1.[Home Car Dual-Use]Our humidifier is USB plug-in, non-rechargeable, suitable for mineral water and tap water. The design is simple, small in size, easy to carry, suitable for home, office and car use. It can create moist air for you anytime, anywhere, and relieve dry skin. 2.[Home Car Dual-Use]Our humidifier is USB plug-in, non-rechargeable, suitable for mineral water and tap water. The design is simple, small in size, easy to carry, suitable for home, office and car use. It can create moist air for you anytime, anywhere, and relieve dry skin. 3.[Multifunctional Diffuser]Our multifunctional humidifier uses nano-hydration to moisturize the skin and improve indoor air quality. It can add 25-40ML/H of spray volume, fine mist, and essential oils to freshen the air and relieve the fatigue of the day. It has two types: continuous spray and intermittent spray. Mode, easy to operate. 4.[]Our multi-function humidifier is easy to operate, press the button once, direct spraying function and turn on the colorful lights; press the button twice, intermittent spraying function (on 4S and stop 4S); press the button three times to turn off the power; long Press the on button for 3 seconds to turn on or off the colorful lights.