Multiple mounting options: This aromatherapy air diffuser can be easily mounted on a wall or placed on a tabletop. Its intuitive design ensures visible oil levels and facilitates quick oil changes, making it ideal for continuous use in any environment. Advanced fast atomization technology: This diffuser features a micro-pressure nozzle that quickly transforms essential oils into a fine mist, creating a soothing and pleasant atmosphere in large spaces such as hotel lobbies or spas. Easy maintenance and operation: The removable atomization nozzle and top cover design are easy to clean and straightforward to change oils. Its dual-fluid atomization technology produces fine nanoparticles, ensuring effective scent diffusion throughout the area. Powerful and adjustable diffusion: This sturdy diffuser comes with four speed settings and a 140 ml oil capacity for long-lasting fragrance. Its PP housing is designed to withstand impact, ensuring durability and reliability. Commercial-grade efficiency: Ideal for commercial environments, this diffuser covers an area of up to 200 cubic meters and can be controlled via a Bluetooth app. It is portable and powered by a TYPE-C cable, making it ideal for use in hotels, lobbies, saunas, and spas. Noise:Less than 35dba Built-in capacity:140ml Power adapter:5V/1A TYPE-C Colour:Black Material:ABS+PP+electronic components Package Contents: 1 * aroma diffuser 1 * data cable 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.