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 that 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.

SteriPEN Sidewinder is an eco-friendly drinking water solution for outdoor adventurers and campers who don’t want to be tied to batteries. This long-life, storable water purifier is ready for emergency situations whenever the fresh water supply is disrupted. With the Sidewinder, you can crank up safe drinking water anywhere, anytime.

- Weight: 471 grams (16.6 oz.)
- Size: 21.8 cm x 14 cm x 9.7 cm (8.6 in. x 5.5 in. x 3.8 in.)
- Battery: NONE! Hand-powered.
- UV Lamp: 8,000 1L treatments