Features: 1Easy to use the essential oil column diffuser has a variety of LED color light options and use the front buttons to control the fog and light settings. 2It is safe to use and has an automatic shut off function. When the water level is too low the diffuser will shut down to avoid burning the instrument. 3Durable made of high quality metal and ABS material not easy to be damaged and can be reused for a long time. 4Lightweight and portable compact and convenient to carry and use convenient for you to carry to the office bedroom living room and use. 5It has a wide range of applications and can be used in yoga party work SPA massage and other situations. Specification: Item Type: Aroma DiffuserMaterial: Metal+ABSWeight: Approx. 373g / 13.2ozColor: BlackProduct Size: Approx. 9.8x15.5cm / 3.9x6.1inRated Power: 5WMaximum Capacity: 100mLWorking Time: 4-6 hoursCoverage Area: 13m / 140ftAutomatic Shut Off Function: When the water level is too low the diffuser will shut down Package List: 1 x Aroma Diffuser Cover1 x Aroma Diffuser Liner1 x Liner Cover1 x Data Line1 x Manual Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.