Polypropylene | Premium Ceramic Diffuser: This stone diffuser has a handmade ceramic cover that is sturdy and durable, as well as an excellent surface performance of dirt resistance and ease of cleaning. The unique and elegant style also make it complements any decor scheme. And the tank is made of high-quality PP material, which assures mist safety. | 2 Misting Modes: You can set the mist to continuous mode (Duration: 4-6H), suitable for reading, working, etc. Or set it to intermittent mode (Duration: 8-10H). It's perfect for sleeping, ensuring all night's humidification and fragrance, and freeing you the trouble of adding water at midnight. | Independent LED Light: The essential oil diffuser has an independent mist and light feature so you don't have to worry about the light keeping you up while you enjoy the essential oil mist overnight. Or you can just use it as a night light to create romantic ambiance. | Thoughtful Design: Featuring a safe auto-off function, this aromatherapy diffuser will automatically power off when water runs out. The chimney shape outlet ensures a high mist stream, leaving no vapor on your loved furniture. Built with a noise-reducing inner lid, it effectively reduces water dripping noise when running. | Great Gift Idea: As a multifunctional home device, InnoGear ceramic oil diffuser is not only perfect for aromatherapy relaxation but also can be used as a humidifier, a night light, or even a piece of home decor. It could be a thoughtful gift idea for your family, friends, and loved ones for holidays, Thanksgiving, Christmas, and any other occasion.