product: USB Portable humidifier
Water tank: 220ML
1. Colorful light
2. Portable USB charge way
3.laptop USB port
1, Only 2-3 drops of water-soluble essential oil can be added to a cup of water, please clean the water tank in time after each use
2, High-concentration oil-based essential oils that are insoluble in water must not be added and used, as they will clog the filter and prevent spraying. This is very important!