Skip to content
  • πŸ”₯ Biggest discounts and free shipping for a shopping spree! πŸ”₯
  • πŸ”₯ Biggest discounts and free shipping for a shopping spree! πŸ”₯
Leki Sales ShopLeki Sales Shop
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

  • Backpacks
    • Daypacks
    • Backpacking Packs
    • Climbing Packs
    • Ski & Snowboard Packs
    • Pack Accessories
    • Duffels & Totes
    • Hydration Packs
    • Lumbar Packs
    • Courier & Shoulder Bags
    • Travel Packs
    • Dry Packs & Bags
    • Child Carriers
    • Ultralight Packs
    • Running Packs & Accessories
    • Kid’s Packs
  • Hydration
    • Hydration Accessories
    • Water Bottles
    • Water Treatment
    • Treatment Accessories
    • Hydration Reservoirs
    • Water Haulers
  • Trekking Poles
    • Trekking Poles
    • Accessories
    • Single Staffs
  • Lighting
    • Headlamps
    • Lanterns
    • Accessories
  • Dog Gear
    • Dog Accessories
    • Dog Toys & Treats
    • Dog Leashes & Collars
    • Dog Coats & Booties
    • Dog Packs & Harnesses
    • Dog Flotation
  • Outdoor Recreation
    • Games & Toys
    • Slacklines
    • Kites
Hydration / Water Treatment
Sale!
Katadyn SteriPEN Adventurer Opti
Katadyn SteriPEN Adventurer Opti - Image 2

Katadyn SteriPEN Adventurer Opti

$119.95 Original price was: $119.95.$83.97Current price is: $83.97.

Buy Now
SKU: 10717 Categories: Hydration, Water Treatment Tags: Katadyn, Water Treatment
  • Worry-Free Shopping with Safe Payments
  • Discover a world of quality products.
  • 100% Quality Satisfaction
  • Unbeatable Quality Guaranteed
Browse
  • Backpacks
    • Backpacking Packs
    • Child Carriers
    • Climbing Packs
    • Courier & Shoulder Bags
    • Daypacks
    • Dog Packs
    • Dry Packs & Bags
    • Duffels & Totes
    • Hydration Packs
    • Kid's Packs
    • Lumbar Packs
    • Pack Accessories
    • Running Packs & Accessories
    • Ski & Snowboard Packs
    • Travel Packs
    • Ultralight Packs
  • Dog Gear
    • Dog Accessories
    • Dog Coats & Booties
    • Dog Flotation
    • Dog Leashes & Collars
    • Dog Packs & Harnesses
    • Dog Toys & Treats
  • Hydration
    • Hydration Accessories
    • Hydration Reservoirs
    • Treatment Accessories
    • Water Bottles
    • Water Haulers
    • Water Treatment
  • Lighting
    • Accessories
    • Headlamps
    • Lanterns
  • Outdoor Recreation
    • Games & Toys
    • Kites
    • Slacklines
  • Trekking Poles
    • Accessories
    • Single Staffs
    • Trekking Poles
  • Uncategorized
  • Description
  • Additional information
  • Reviews (0)

Smallest, lightest battery-powered SteriPEN

When camping, backpacking & traveling, if you won’t 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, such as Nalgene wide-mouth bottles.

WARNING: This product can expose you to chemical(s) which are known to the State of California to cause cancer and reproductive harm. For more information visit: www.P65Warnings.ca.gov

Other Features:
β€’ Purifies a 32 oz. bottle of water in under 2 minutes!
β€’ Destroys viruses, bacteria and protozoa’including Giardia and Cryptosporidium’in seconds.
β€’ No Chemicals needed — No Pumping needed
β€’ Lamp Life: 8,000 treatments
β€’ Treatments per set of 2 CR123 batteries (approx.):
— disposable ‘ 50 liters
— rechargeable ‘ 40 liters
β€’ Battery type: 2 CR123 (included)
β€’ Three year limited warranty
β€’ Please note, alkaline batteries do not work with the Adventurer Opti. Lithium or NiMH must be used.
Brand Name:

Katadyn

Treatment Type:

UV Light Purifier

Color:

Black / Green

Weight:

(w/ batteries): 3.8 oz (108 g)

Protects Against:

Protozoa & Bacteria & Viruses

Mfg Sku/Part Number:

ADO-MP-EF

UPC:

899321000857

Reviews

There are no reviews yet.

Be the first to review “Katadyn SteriPEN Adventurer Opti” Cancel reply

Related products

Sale!
Hydrapak Force 2L Reservoir
Quick View

Hydration

Hydrapak Force 2L Reservoir

$40.00 Original price was: $40.00.$28.00Current price is: $28.00.
Sale!
Osprey Hydraulics Hose Magnet Kit
Quick View

Hydration

Osprey Hydraulics Hose Magnet Kit

$7.00 Original price was: $7.00.$4.90Current price is: $4.90.
Sale!
Katadyn Gravity BeFree Microfilter 10L
Quick View

Hydration

Katadyn Gravity BeFree Microfilter 10L

$124.95 Original price was: $124.95.$87.47Current price is: $87.47.
Sale!
MSR MiniWorks/WaterWorks Ceramic Element
Quick View

Hydration

MSR MiniWorks/WaterWorks Ceramic Element

$57.95 Original price was: $57.95.$40.57Current price is: $40.57.
Sale!
MSR 3 In 1 Cap
Quick View

Hydration

MSR 3 In 1 Cap

$9.95 Original price was: $9.95.$6.97Current price is: $6.97.
Sale!
Platypus Big Zip EVO Filter Connector Kit
Quick View

Hydration

Platypus Big Zip EVO Filter Connector Kit

$10.36 Original price was: $10.36.$7.25Current price is: $7.25.
Sale!
Hydro Flask 24 Oz Standard Mouth With Flex Straw Cap
Quick View

Hydration

Hydro Flask 24 Oz Standard Mouth With Flex Straw Cap

$35.96 Original price was: $35.96.$25.17Current price is: $25.17.
Sale!
Hydro Flask Wide Mouth Flex Sip Lid
Quick View

Hydration

Hydro Flask Wide Mouth Flex Sip Lid

$10.00 Original price was: $10.00.$7.00Current price is: $7.00.
MY ACCOUNT
  • Cart
  • Checkout
  • My account
  • Wishlist
ABOUT US
  • About Us
  • FAQ
  • Returns & Exchanges
  • Delivery
  • Contact Us
LEGAL
  • Privacy Policy
  • Payment Method
  • Shipping & Returns
  • Term and Conditions
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

[contact-form-7 id="15"]
Copyright 2025 Β© www.trekkingpolesonline.com
  • Backpacks
    • Daypacks
    • Backpacking Packs
    • Climbing Packs
    • Ski & Snowboard Packs
    • Pack Accessories
    • Duffels & Totes
    • Hydration Packs
    • Lumbar Packs
    • Courier & Shoulder Bags
    • Travel Packs
    • Dry Packs & Bags
    • Child Carriers
    • Ultralight Packs
    • Running Packs & Accessories
    • Kid’s Packs
  • Hydration
    • Hydration Accessories
    • Water Bottles
    • Water Treatment
    • Treatment Accessories
    • Hydration Reservoirs
    • Water Haulers
  • Trekking Poles
    • Trekking Poles
    • Accessories
    • Single Staffs
  • Lighting
    • Headlamps
    • Lanterns
    • Accessories
  • Dog Gear
    • Dog Accessories
    • Dog Toys & Treats
    • Dog Leashes & Collars
    • Dog Coats & Booties
    • Dog Packs & Harnesses
    • Dog Flotation
  • Outdoor Recreation
    • Games & Toys
    • Slacklines
    • Kites
  • Login

Login

Lost your password?

Register

Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.