The SteriPEN is now known as the first and fastest portable UV water purifier available. It kills viruses, bacteria and protozoaincluding Giardia and Cryptosporidiumin seconds. Its speed, effectiveness and portability have impressed end users and media alike. Backpacker Magazine, Newsweek, and the Today Show have featured SteriPEN® as a powerful, user-friendly alternative to pumps, chemicals and filters.
Hydro-Photon received its first SteriPEN® patent in 1999, followed by patents in 2000 and 2003. In 1999, the first SteriPEN was sold through REI, and in 2001 TIME Magazine named the SteriPEN® one of the Best Inventions of the Year.