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• 【Super Long Time for diffusing the oil】 can last above 48 hours for add water once diffuse the essential oil with the flowing water

• 【humidify the dry air a little and will not add too much moisture to the air】adding ambiance to your living room, office, bedroom, or anywhere you need to add a relaxing touch. the flowing water can add some negative ion and energy to the environment

• 【7 changing colors lights The night light create a relaxing & comfortable atmosphere that is good for sleep】

• 【the product is made with BPA free and food grade material】

• 【can work seperately without connecting to the power.】 When the battery is fully charged, it can work for more than 15 hours.