1. Realistic lighting effects, but also very delicate night lights2. No need for any cotton filter, you can directly drop the essential oil into the water for aromatherapy3. Built-in smart chip, automatic off when water shortage, very safe.Instructions1. Add water to the water tank, please be careful not to exceed the water level2. Connect the supply, you can use 5V1A adapter, bank or computer USB interface3. Short press to turn on the spray, long press to turn on the night light mode.Use time: 6-9 hours (W): 5Voltage (V): 5Noise: Less than 36dbCapacity: 130mlUse: HouseholdMist Outlet Quantity: One/aWater-shortage -off Protection: YesFunction: AromatherapyModel Number: 605Application: Less than 10 Type: USBType: Ultrasonic HumidifierMist Output (gallon / day): 15-20ml/hClassification: Humidificationcolor:BlackMaterial:ABSsize:135 x 135 x 78mmPackage Contents:1 x diffuser humidifier1 x usb cable1 x manual in English and ChineseOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.