The aroma diffuser is quiet and making this the perfect portable companion for your house. When water runs low, adds to safety, energy efficiency, and peace of mind- especially for use at night. And it is easy to use, just fill with water and add of your favorite essential oil. Feature - Color: Coffee color. - Material: Plastic + Rubber. - Size: About 14.5 cm. - Capacity: 300ml. - Let the driver more relax and moist his skin, strengthen the driver’s spirit and refill his energy. Make the car environment more comfortable. - Humidify your living space to prevent dry, stuffy air and flu/cold germs infecting your loved ones. Prevent dry and chapped skin in dry winter months. - When water runs low, adds to safety, energy efficiency, and peace of mind- especially for use at night. - And it is easy to use, just fill with water and add of your favorite essential oil. - Fill the space it was with a lovely fragrance that can lift your mood and relieve stress from a tired day. - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 3 x Aroma Diffuser