Description: Crystal Salt Lamp: The oil diffuser comes natural salt crystals. When using the diffusers for essential oils, it will release ,Effectively removing peculiar smell in the air and purifying the air, creating a calming and soothing atmosphere. DIY Creative Ideas: The oil diffuser essential oils possesses DIY ideas, can fill all kinds colorful stones and crystal gravels, adding different beautiful materials to improve aesthetic fatigue and enjoy visual interest. Large Capacity 260ml: oil diffuser essential oils, Atomization volume is 40ml/h. Multi functional Humidifier: Aroma diffuser, humidifier and night lamp are integrated to this smart diffuser, technology keep perfect balance of fragrance and which improves air quality and humidity, protecting your family from excessive dry season, dust, and more. 7 LED Mood Lights: Comes with 7 soothing colors, the overall design of fragrance diffuser looks like a ice bucket, the combination of continuous mist and different lights looks like the scene when the ice is melting, creating cool visual enjoyment. Specification: Material: ABS Size: 77x125mm/3.03x4.92inch Size Chart: Note: Four hour is a scheduled power outage, which is normal Adding essential oils to water has the effect of spray , and dripping them into salt stones has the effect of volatile . It should be that the salt stones will slowly volatilize and drive the essential oils at the same time, but it is a very slow process, and there will be no fragrance immediately. Package Includes: 1 Piece Essential Oil Diffuser 1 Piece USB Cable 1 Piece Instruction Book