Trust Issues: Steripen FreedomNO IMAGE FOUND!
I've been twice burned by Steripen's Adventurer hydrophoton water purification device, so forgive me if I'm a little less than glowing in my comments. No, the problem wasn't that the light came on when it wasn't supposed to—it was that it never came on at all. The Steripen, in its various incarnations, uses ultraviolet light to kill waterborne pathogens. When all goes well, there seems little doubt the Steripen .
— June 27, 2013
Andy Lewicky is the author and creator of SierraDescents