* A specific blue wavelength range stimulates the nerve cells in the retina, and thus suppresses the production of melatonin, which causes sleepiness. Without looking at the LED light in order to suppress drowsiness,sleeping mechanism can be interrupted b ythe light.

* Helps drivers stay awake by the combination of negative ion and LED lighting technology.

* Dual purification system of carbon absorption filtration and plasma ion cluster creates more than 2 million pcs of +,-ions per 1cc.

* Removal of bacteria and keeping away from getting moldy by oxidation of –ion and hydroxyl radical

* Assurance of ozone safe level on the discharge electrode of carbon fiber type ionizer, compared to acicular metallic type ionizer