Best UV Light - Travel Toothbrush Sanitizer / Sterilizer Holder 6-8 minute sanitizing timer aimed to kill germs & bacteria by 99.9% (including SARS & H1N1) BATTERIES NOT NEEDED Power source: Mini USB(Included) or 2 X AA alkaline batteries(not included) Long life UV light never needs to be replaced with over 8000+ hrs Safety switch can be easily operated by all ages and protects humans from being exposed to the uv light. Portable design that can not only store your toothbrush, but clean it as well Can be used to kill bacteria on every day dental tools such as a dental pick, tongue scraper, dental mirror, flossing tool, along with your toothbrush