Item Type: Aroma Diffuser_x000D_ Material: Plastic_x000D_ Battery Type: 2Pcs AA Battery 1Essential Oil Aromatherapy: The perfume diffuser is compatible with a variety of essential oils, so that you can enjoy the aroma and effects of essential oils, enhancing physical and mental relaxation and comfort. 2Multifunctional Design: The aromatherapy machine can be placed on the desktop or hung on wall, adapting to different space needs, convenient and flexible. 3Smart Timing Settings: The aroma diffuser can preset timing on and off, automatically bringing you a comfortable and pleasant fragrance experience at any time, convenient to operate. 4Adjustable Concentration: According to personal preferences, the aroma concentration of the fragrance diffuser can be adjusted to meet different needs. 5Quiet Operation: Using advanced technology, the noise of the aromatherapy diffuser during operation is extremely low, having low energy consumption, and will not disturb your rest or work, ensuring a quiet environment.1 x Aroma Diffuser