This is a diffuser, no need for any cotton swabs, you can add non-corrosive essential oils to diffuse the aroma.Unique Design: Aroma diffuser uses LED lights combined with mist design to simulate the flame effect, and the fire diffuser can be adjusted between strong, weak, and breathing light.Auto Shut-off: The maximum water capacity of the flame diffuser is 240ml, and the optimal water capacity is 200ml. The desk diffuser humidifier can be used for a long time that up to 12 hours for high mist and up to 15 hours for low mist. You don't need to worry about the mist humidifier dry running, the fireplace diffuser humidifier would waterless auto-off, which is very safe and reliable.Super Quiet: Using ultrasonic noise reduction technology, the essential oil diffuser's noise can be controlled below 30-35dB. The room humidifier also is an aromatherapy diffuser. You can a little essential oil to perfume your room, and then do anything you want, such as sleep, work, study, and exercise.3 Time Choose & Adjustable Mist Outputs: You can press the Mist button to choose the flame oil diffuser's high/ low mist out and time needed. Long press the Mist to turn the original flame diffuser off. The room fire humidifier's time choose between 2 hours, 4 hours and on(12hours for high mist, 15 hours for low mist). Press the Light button to adjust the desk small diffuser's light mode (Strong/ weak/ breathing light/off).And you can easily use the remote control to control the small fireplace diffuser's status. The cute humidifier is compact and portable, which is perfect for office, bedroom, bathroom, living room, gym, and the home humidifier is a wonderful gift for your lover, friends, and family.color: WhiteMaterial: ABSPackage Contents:1 x Simulation Flame Aroma Diffuser1 x USB CableOnly the above package content, other products are not included.Note: Light shooting 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.