Use car power adapter with at least 5V 1A to power on diffuser and keep water below the max line, otherwise, there will be no mist or thin mist.
InnoGear New Released USB Aromatherapy Essential Oil Diffuser is 100% BPA free. It is the easiest way to maintain a fresh, moisture and odor free environment in your car. USB powered, plug in your car, it's portable to be taken anywhere and fits perfectly to any vehicle cup holder. Two working mode, continuous mist mode, set 3 hours working time. 30 seconds intermittent mist mode, set 6 hours working time. Beautiful mood light to relieve tiredness while driving. You have the option of just using the diffuser without the light. It automatically turns off when the water is below the low-water line to ensure a longer working life instead of breaking easily.
Capacity of water tank: About 50ml
Dimensions: 3.25(W) x 5(H) (inch)
1 x Aroma Diffuser
1 x USB Cable (44 inches, 110cm)
1 x User Manual
*45 Days Money Back and 18 Months Warranty
Note: Oil is not included in this package