Modulyss Bowling Humidifier Aroma Diffuser LED Night Light for Home Office Travel Car Modulyss Bowling Humidifier Features:  When first time use the product,please make sure the Absorbent Filter Sticks 100% wet and then turn on the product.(Most user say have no fog when first time use is because the Absorbent Filter Sticks is not all wet) Fill water with 2-3 drop of room aroma fragrance perfume. Low noise design, good for work or sleep Suitable for home, office and car Compact Design and USB Port: USB powered. Plug cable into your car USB adapter, laptop or power bank to turn on mist  Package Content:   1 X Humidifier 1 X Sponge stick 1 X USB Cable