Since Earth Solutions first designed the Car Scenter, a one-of-a kind electric, automobile aromatherapy diffuser, it has been the best of car air fresheners for keeping one's eyes on the road and hands upon the wheel. Car Scenter Diffusers are plug-in car air fresheners, that still today, are one of the few plug in aroma diffusers offers a natural alternative to artificially scented car air fresheners. The diffusers plugs into any cigarette lighter or electrical outlet and gradually warms the heating element in the aromatherapy diffuser. When using essential oils with Car Scenter aromatherapy car air fresheners, drivers are more likely to feel energized and alert while driving than when using chemical fragrance air fresheners. Stay safe, go natural. When it's bumper to bumper, loosen up by plugging in your CarScenter Diffuser with blends of Travel Ease or Stress Ease essential oils. If fatigue is slowing you down, put some oil (essential oil) in your CarScenter Diffusers engine (diffuser warming element) and put the petal to the metal with Stay Alert, Breath Easy, or Mood Lift essential oils. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.