SteriPEN Adventurer Opti UV Water Purifier

Article code 210000010840 / 025708
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Recipient of a 2012 Desnivel Award ... one of the 15 best new products. When camping, backpacking & hiking, if you wont have access to the power grid for several days a time, this is the water purification system for you.

The Adventurer Opti UV water purifier is essential gear for thousands of adventurers and features a patent-pending technology – an optical eye senses water to ensure safe use and effective treatments. The revolutionary optical water sensor doubles as an integrated LED flashlight for added convenience on the trail or around the campsite: hold down the activation button for three seconds to illuminate the darkness.

Rugged design and construction trusted by thousands of endurance athletes. Adventurer Opti is powered by two CR123 batteries making it a lightweight water purification system and keeping it operating effectively in even cold environments. The long-lasting UV lamp provides purifies up to 8,000 liters! Works in containers with a minimum 1.75 inch diameter opening. (Like Nalgene wide-mouth bottles one liter bottles.)

Kit includesNeoprene pouch


  • Effective against microorganisms
  • For solo use
  • Suitable for small groups up to 3 people
  • Suitable for clear water only
  • Suitable for cloudy water
  • For more frequent use
  • For daily or very frequent use
  • Lightweight and portable for on-the-go adventures


  • Technology uv
  • Weight (oz) 4
  • Battery type 2 CR123 (included)
  • Number of liters per set of battery 50
  • Lamp life 8000 activations
  • Volume options 1 click = 0.5 liter, 2 clicks = 1 liter


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