Micro landscape mini humidifier: applicable usage: suitable for home, car, bedside, study desktop and so on. Micro landscape humidifier: it can create a comfortable living environment, lift your spirits and relieve stress. Office tabletop humidifier: function: can be used to give your car and home fresh air and remove odor. Car mini humidifier: durable and not easy to break. USB charging, no worry about its electricity shortage. Car diffuser: if there is no spray, please reinstall the swab according to the instructions and check whether there is a spring under the cotton swab.