采供Ningbo UV light company, a UV light (ultraviolet) factory since 1985. we produce all kinds of UV lights &tubes, and also some health care appliance, such as air purifiers,water treatment uv light,UV sterilizers. right now this kind of disinfestion uv light products are very popular in China and lots of other countries, because of the covid 19 , and we are sure this product is also very effective to kill crona virus. and nobody know how long this pandemic will last . so for long term it is a very good products for indoor virus killing. If you are interested in our products, please let me know. I will sent you more info for your reference.