The ultimate survivalist tool: No batteries Necessary! Crank it up! This eco-friendly, portable UV water purifier makes clean water available when no power source is. Perfect for emergency and disaster situations. The 8,000-dose UV light destroys viruses, bacteria and protozoa. SteriPEN Sidewinder includes BPA-Free bottle and Pre-Filter.

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Hand-Powered, Battery-Free UV Water Purifier Fill it, Crank it, Drink it! Perfect for Campers or Emergency use. SteriPEN® Sidewinder, the first portable UV water purifier to require no batteries, purifies 1 liter of water in 90 seconds.

The SteriPEN Sidewinder features our proven UV system to destroys waterborne bacteria, viruses and protozoa such as giardia and cryptosporidium. This hand-powered system is eco-friendly and can save thousands of plastic bottles from entering landfills. The long lasting Sidewinder purification system includes a one-liter Tritan™ BPA-free bottle and SteriPEN® Pre-Filter for use prior to treatment if the water contains particulates. This long-life, storable water purifier provides 8,000 treatments is ready for emergency situations whenever the fresh water supply is disrupted. With the SteriPEN Sidewinder, you can crank up safe drinking water anywhere, anytime.

Contents: SteriPEN® Sidewinder, one-liter Tritan™ BPA-free bottle, SteriPEN® Pre-Filter and user’s guide.

Additional Information
Weight 16.6 oz
Dimensions 8.6 x 5.5 x 3.8 in
Lamp Life 8,000 treatments
Battery Hand-Crank Operated (Crank included with purchase)
User Guide en
FAQs SteriPEN FAQs | Sidewinder FAQs
Buy From Our Partners
Buy Online <pBuy SteriPEN Sidewinder at | Eastern Mountain Sports | Buy SteriPEN Sidewinder at CampmorCampmor | Buy SteriPEN Sidewinder at Nitro-PakNitro-Pak | Buy SteriPEN Sidewinder at Backcountry EdgeBackcountry Edge | Buy SteriPEN Sidewinder at Emergency EssentialsEmergency Essentials | Buy SteriPEN Sidewinder at Better Health InnovationsBetter Health Innovations

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We have cycled thousands of kilometers, from the United States to El Salvador and we have used our SteriPEN Adventurer Opti every day while riding to purify our drinking water.
Nico El Salvador
Andrea Rees
Loving my Freedom @SteriPEN, what a difference and that's just in Paris & Nice so far! Love that I can get clean water anytime, anywhere.
Andrea Rees Paris, France
Lea Conlon
During our 5 week Hugging the Coast Kayak Expedition (research on seaweed) in northern Sulawesi, Indonesia we use used our SteriPENs every day! 
Lea Conlon Indonesia

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