Features: Ultrasonic Technology: This home smart essential oil diffuser utilizes advanced ultrasonic technology to create a soothing and refreshing mist, providing you with a serene atmosphere for relaxation or enhancing the air quality in your space. Automatic Fragrance Dispenser: With its automatic fragrance dispenser feature, this aromatherapy air freshener releases a delightful aroma into the air at regular intervals, ensuring a consistently pleasant and inviting environment in your home or office. Large Spray Volume Fragrant Humidifier: Experience the benefits of a large spray volume fragrant humidifier that not only adds moisture to the air but also infuses it with your favorite aroma oils. Enjoy the perfect combination of a humidifier and an air freshener for a refreshing and invigorating ambiance. 5 Models Free Standing Air Freshener Dispenser: This versatile fragrance sprayer offers four different models, allowing you to choose the most suitable one for your needs. Perfect Gift for Friends and Family: Surprise your loved ones with this home smart essential oil diffuser. Its elegant design, combined with its ability to create a tranquil and fragrant environment, makes it an ideal gift for birthdays, holidays, or any special occasion. Specification: Capacity: 50ML Weight: 96g Working principle: ultrasonic atomization Battery capacity: 500mah Rated power: 1W Rated voltage: 3.7-5V Size: 196.5*67.5mm Include: Choice 1: 1 * Essential Oil Diffuser(without Essential Oil) 1 * Charging Cable OR Choice 2-6: 1 * Essential Oil