It’s quiet and making this the perfect portable aroma diffuser companion. 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: As shown. - Material: PP. - Size: Approx. 7 x 7 x 12.5cm. - Product capacity: 125ml - Rated voltage: DC 5V. - Adjustable time (30 minutes / 60 minutes / 120 minutes / 180 minutes). - 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. - 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. Package list: 1 x Humidifier