1・4 Modes: Press the power button on the top to switch among light and humidifier both・ light only・ humidifier only and off2・7 color led lights& timer: Light will automatically change among 7 different colors・ it is calm and cool when you watch the aquarium under rainbow colorful light. Ultra quiet cool mist humidifer can continuously work 12 hours and 6 hours timing provides you a safely breathe and comfortable sleeping3・Unique Fish Tank Design: The fish and plants inside the aquarium are silicone・ the tank is small and portable・ easy to place where you want4・Adanced: Ultrasonic Diffusing technology which produces vibrations at a frequency of 2.0 millions times per second breaks water and essential oils into extremely fine micro-particles without using heat(heat alters and destroys the properties of essential oils).5・Function: Improve air quality and prevents damage from second hand smoke・ stale air and allergens. It functions as an ionizer by releasing negative ions into the air which fight harmful positive ions. This provides many health benefits e.g. improves breathing・ strengthen the immune system・ help to lift your mood and relieve stressFeatures:<br /><br />Large Capacity and Output: This humidifier can contain up to 460ml of water・ and produce up to 35ml of moisture per hour. It can last up to 12 hours of continuous output at full water・ and provide you all night companion<br /><br />7 Colorful LED Light: Soft and colorful glow emiting into the lovely aquarium cre