Plastic

LOW NOISE & SLEEP BETTER -- Ultrasonic diffusers generate the vapor without any heat, which best preserves the integrity of the essential oil. You can combine two or more essential oils to create a unique blend. You barely notice the tiny bit of white noise, which may help you relax and sleep better but not obnoxious. It operates quietly without water dripping, creating a restful and soothing environment for undisturbed relaxation, reading, learning, working, and sleeping.

ELEGANT LOOKING & LARGE CAPACITY -- The aromatherapy essential oil diffuser is made of plastic with a faux wood look and modern design, it blends naturally with most home decor. The changeable colored lights bring an elegant view, create a relaxing atmosphere to the room, and make your life more colorful. The large 550ml capacity is ideal for large rooms and covers an area of up to 480 ft².

EXCELLENT SAFETY --It has a timer setting and spray control, with an automatic extinguish function without water. You can continue to use this aromatherapy diffuser at night without worrying about overheating as it has a waterless auto shut-off function to ensure the safety of you and your family. You can also change the light according to your preference by choosing different light modes and timer setting. The three-time setting for option: 1/3/6H timer.

REDUCE DRY CLIMATE IN WINTER: This aromatherapy diffuser helps to alleviate winter dryness by increasing air humidity. It improves breathing and sleep and reduces static shock in dry climates. Some essential oils can produce a healing effect that relieves your sinuses and can help you breathe better when you use an air conditioner. A great gift for yourself, parents, friends, and partners.