Kills 99% of the germs and bacteria on your toothbrush, including Salmonella, E. coli & Streptococcus. Utilizes ultraviolet light to destroy the DNA structure and kills germs and bacteria. Fits up to 5 toothbrushes or 4 toothbrushes and 1 razor. Streamlined design that easily fits in all bathrooms. Automatic shut-off after 10-12 minutes. Battery operated (6-AA Batteries, not-included).