Diffusers for Essential Oils Large Room, 100ML Car Essential Oils Humidifier, Cool Mist Oil Diffuser Auto-Off USB 7 Colors Lights Diffusers Aromatherapy diffuser: Can sized, this car diffuser is very lightweight (0.33 pounds), mini portable, but has a capacity of 100 milliliters and strong atomization ability. 2 level mode+7 color: Click the button to activate the spraying function, and the light defaults to a color gradient. The second click will display the spray mode at 30 second intervals. Press the power button again to turn off the device (atomization and lighting are turned off simultaneously). Safe and long-lasting: When the car diffuser is short of water, it will automatically shut down. The car humidifier can last for 3 to 4 hours of atomization, and the intermittent cold atomization mode can last for 6 to 8 hours of operation. Silent diffuser ( 36dB): The car oil diffuser works very quietly, creating a relaxed, warm, loving, and aromatic environment for you. Water molecules are decomposed into nanoscale cold mist with a diameter of 0.1-5 microns, allowing the fragrance to float in the air, soothing emotions, relieving stress, and promoting sleep. Automotive essential oil diffuser: The humidifier adopts a C-type power cord design (excluding charging plugs), making it easier to connect to laptops or personal computers, power banks, and other electronic devices. Mini humidifiers are suitable for most car cup holders and can also provide humidification and aromatherapy in living rooms, meeting rooms, baby rooms, bedrooms, yoga rooms, spa rooms, and more.