Godeeptech Mini White Aroma Atomizer Air Humidifier 7 LED Color Changing Ultrasonic Purifier Diffuser 100% natural essential oil can be used in this product, giving you a SPA at home Ionizer: Produces "happy feeling" negative ions which help to lift your mood. Coloful changing LED lamp,independent light-control with low and high. Monitor the shortage of water automatically and ensure the safety Tank Capacity: 120ML