Steripen is part of the Katadyn Group. One of their focuses is self-sufficient drinking water supply. They deliver safe, sustainable, and simple hydration solutions. Katadyn is a leader in the portable water treatment solutions sector. The Steripen allows you to have clean drinking water within seconds. Their UV technology destroys viruses, bacteria, and protozoa in 48 seconds. This is an essential whether you are travelling, hiking, or camping.