Great for camping and emergency use, the hand-powered SteriPEN Sidewinder water purifier requires no batteries and is capable of purifying 1 liter of water in just 90 sec.

• Sidewinder purifier does away with pumping, chemicals, test strips, extended timekeeping and filters;
• The process leaves no aftertaste, will not clog and does not require lubrication
• The Sidewinder is simple to use: just fill the included 1 liter bottle with water, screw it onto the Sidewinder purifier, flip the unit over and start cranking
• Small LEDs indicate when purification is complete
• Purifies 1 liter (32 fl. oz.) of water (cold or warm) in a minute and a half
• Uses UV light rays instead of chemicals to purify water for drinking
• Ultraviolet (UV-C) light rays safely sterilize clear water by destroying 99.99% of protozoa, bacteria and even viruses
• Municipal water districts and bottling companies use low-level UV-C light treatments for water safely
• Unit's light will not damage eyes or skin when used properly
• SteriPEN protects you from risks that cause botulism, cholera, dysentery and typhoid, just to name a few
• Operates best with clear water, but if that's not available, the SteriPEN prefilter clears particulates and debris from water
• Prefilter fits the included 1 liter bottle and other water bottles with 63mm wide-mouth openings; pour source water through filter, and clean water enters bottle
• SteriPEN UV lamp provides up to 8,000 treatments
• The package includes SteriPEN Sidewinder water purifier, prefilter, 1 liter water bottle and instruction manuals; water bottle is made with BPA-free Tritan™ copolyester