There is no longer a need to desperately fill up your pack with plastic water bottles the next time you go camping or spend a day out on the trails. Simply bring along a SteriPEN, a light-weight water purifier that cleans a liter of water in just 90 seconds.
Utilizing ultraviolet (UV) light as a water disinfectant, the SteriPEN destroys more than 99.9 percent of bacteria, viruses and protozoa. There is no set-up required, just stick the device in your water bottle and end up with clean, safe water that doesn't have the chemical taste many other purifiers leave behind. With high durability to withstand many environments, the tiny gadget adds less than half a pound to your pack.
These handy water-cleansing tools are ideal for hiking or camping because they work best with clear water, like that from rivers or streams. They are also useful on overseas trips, where you can drink the local water without having to worry that you or your family will get sick from foreign bacteria.
The come in four different models and are powered by four AA lithium batteries. You can find a SteriPEN at most outdoor gear shops, or visit www.steripen.com for more details about each model. Costs range from $79.95 for the most basic make to $99.95 for the deluxe model.