[Large Capacity] 30 ml of water storage can be used about 16 to 18 times, no need to add water frequently, and can be used continuously for 20 minutes when the water is sufficient; it can produce a large number of fine water droplets to keep the face moist; please note that our facial sprayer cannot heat the water inside, nor can it be used as a facial steamer[Easy to operate] This portable mini facial humidifier is easy to operate. When you need to use it, just fill it with mineral water and press the switch, it will automatically emit a soothing coolness. USB charging is also easy to use to meet your daily needs; please be careful not to use it while charging to prevent potential safety hazards; it can be used after normal charging for about 1 hour[Nano Hydration] It can be used to nourish the face, body, hair, and can be used as an eyelash extender, suitable for most skin types; mineral water will help enhance the function of this battery-powered hydration product and can last for a long time[Easy to carry] Our products are small and easy to carry. This USB portable skin care machine can bring you convenience. Whether you are shopping, traveling or on a business trip, it will make you feel relaxed and cool in the hot summer and keep your skin hydrated in the winter