Toothbrush is the home to harmful microbes like e-coli, salmonella, streptococcus & germs that just rinsing won?t destroy. Toothbrush to toothbrush contamination is a leading cause of the spread of infections and viruses in your home, even for those with good oral hygiene. The purpose of a toothbrush sanitizer is to eliminate these microbes. It uses germicidal ultraviolet light and kills 99.9% of germs and bacteria. This toothbrush sanitizer utilizes ozone and photo catalyst technology to kill germs and bacterium. Thoroughly cleans the viruses and germs left behind on your toothbrushes, shavers, tongue cleaners.