Hand-Powered, Battery-Free UV Water Purifier.
SteriPEN Sidewinder Fill it, Crank it, Drink it. SteriPEN Sidewinder is the first portable UV water purifier to require no batteries. Purifies 1 liter of water in 90 seconds. The Sidewinder features SteriPEN's proven UV system that destroys waterborne bacteria, viruses and protozoa such as giardia and cryptosporidium. 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. Perfect for travel, as well as camping and emergency kits. 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.