STYLISH EGG SHAPE: The stylish egg shape design of the essential oil car diffuser adds elegance to any space. Therefore, it is suitable for homes, hotels, essential oil car diffusers and schools.420 ML CAPACITY: The air diffuser for bedroom has a capacity of 420 ml and runs overnight. This makes it one of the best humidifiers for bedrooms, and you can enjoy the humidification effect without frequent water filling or charging.LIGHTWEIGHT AND PORTABLE: The lightweight and portable car diffuser can be easily moved and placed on any small surface. This makes it the perfect car humidifier for home or office use.ULTRASONIC TECHNOLOGY: The indoor plant humidifier's ultrasonic technology ensures that surfaces are dry. It also provides whisper quiet operation for undisturbed peace and relaxation, making it one of the best humidifiers for bedrooms.Timer function: 2-8 hours