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SteriPen Adventurer Opti UV Personal Water Purifier for Camping, Backpacking, Emergency Preparedness and Travel Black/Green Small

4.5 4.5 out of 5 stars 590 ratings

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Water Purifier

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Brand SteriPen
Product Dimensions 6.1"L x 0.9"W x 1.3"H
Package Information Bag
Power Source Battery Powered
Item Weight 0.2 Pounds
Model Name Steripen Adventurer Opti UV Water Purifier
Material
Plastic
Capacity
50 Liters
Included Components
Water Purifier, Storage Bag
Purification Method
Ultraviolet

About this item

  • Compact handheld UV water purifier designed specifically for outdoor/expedition use; Reusable for up to 8,000 liters
  • Destroys more than 99.9 percent of harmful microorganisms, including Giardia, bacteria, viruses and protozoa
  • Safe and effective without altering taste, pH, or other properties of water; chemical-free
  • Water sensor doubles as an LED flashlight
  • Comes with two disposable CR123 batteries and a neoprene case with belt loop

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$119.95
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Sold by M Emporium and ships from Amazon Fulfillment.
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$15.99 ($0.16/Count)
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Sold by Business Connect World and ships from Amazon Fulfillment.
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SteriPen Adventurer Opti UV Personal Water Purifier for Camping, Backpacking, Emergency Preparedness and Travel Black/Green Small


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Customer reviews

4.5 out of 5 stars
4.5 out of 5
590 global ratings

Customers say

Customers like the ease of use and size of the water purification unit. They mention that it is easy to use on the trail, and the compact size makes it useful when traveling. Customers are also satisfied with the weight, value, and performance. However, some customers have reported issues with the brightness and quality of the product.

AI-generated from the text of customer reviews

69 customers mention54 positive15 negative

Customers like the performance of the water purification unit. For example, they mention it works great, it keeps them healthy when it worked, and is an awesome device. Some say that it works very fast and is small and compact. Overall, most are satisfied with the performance and value of the product.

"...This also works VERY fast as opposed to iodine/chlorine tablets. Those can take up to 4 hours to kill cryptosporidia/giardia...." Read more

"...we used the Steripen when we filled our Nalgene water bottle and it worked great...." Read more

"Functions good and the optical sensor senses all types of water, including water that has already been filtered through, "Zero Water Filters"...." Read more

"Honestly the concept is great but I have a few concerns that I would love for someone to help me with (I already emailed steripen)...." Read more

36 customers mention32 positive4 negative

Customers like the ease of use of the water purification unit. They mention that it is compact, easy to use on the trail, and lightweight.

"...It's compact and has a nice little case to travel with and super easy to use." Read more

"...Other than that it's relatively easy and quick once you use it a few times.1 year update:..." Read more

"...I turned on the SteriPen and used as instructed. Very simple. And, none of us got sick (myself and three of my kids all drank water from India)." Read more

"...If you're using it for travel, then its extremely convenient because (1) you never have to think about buying water at the store, and (2) you don't..." Read more

19 customers mention19 positive0 negative

Customers like the weight of the water purification unit. They mention that it is small and compact, making it easy to carry and use while backpacking. Customers also appreciate the small size and portability of the product.

"...It's compact and has a nice little case to travel with and super easy to use." Read more

"...Eventually, I ditched it to shave grams. It's small, portable, and light weight...." Read more

"...They last a long time and weigh almost nothing.The whole unit feels like it weighs almost nothing. I think it's 3.6 oz...." Read more

"...It takes about 90 seconds to treat 1 liter. It is light in weight with a small profile...." Read more

17 customers mention17 positive0 negative

Customers like the compact size of the water purification unit. They say it is useful not only when backpacking, but also when traveling, and it is light in weight with a small profile.

"...It's compact and has a nice little case to travel with and super easy to use." Read more

"...And it's extremely compact and works with most containers you might run into traveling...." Read more

"...Eventually, I ditched it to shave grams. It's small, portable, and light weight...." Read more

"...It is light in weight with a small profile...." Read more

10 customers mention10 positive0 negative

Customers appreciate the value of the water purification unit. They say it's worth the cost.

"...Never got sick, saved money and saved on plastic waste by not having to buy bottled water when traveling. Drinkable water in a minute...." Read more

"...Totally worth the cost!! Awesome device!" Read more

"...So easy and I never got sick. I saved a lot of money too. I purchased this one for my niece who is quite a traveller too. She is so excited about it...." Read more

"...Lol. Honestly, this is great. I can't and travel a lot and it's fairly cheap. Work it. For camping I also use a compact filter system too fyi." Read more

31 customers mention12 positive19 negative

Customers are mixed about the quality of the water purification unit. Some mention that it's a great product for travel and backpacking, as the casing is waterproof. However, others say that it is terrible, an absolute waste of time, and did not last.

"...Filters only filter out chemicals and dissolved solids, they do NOT filter out, nor kill Bacteria, Germs, or Viruses, nor do they sanitize the water...." Read more

"...It gives me some pause to think I could drop this thing (it is fairly sturdy) or have it's batteries go dead on my next longer planned expedition...." Read more

"This thing is awful. Here is the problem. I purchased a SteriPen Journey a few years back and I used it until it finally broke...." Read more

"...Glad I went with this model as it’s casing was waterprooof when using. Used it when traveling around Ecuador and the Galápagos...." Read more

9 customers mention4 positive5 negative

Customers have mixed opinions about the battery life of the water purification unit. Some mention that the batteries lasted a pretty good amount of time, while others say that the battery died in a brand new device.

"...SteriPEN went haywire on me, flashing red, making me think the battery was failing (after only 8 uses). Possibly a reflection thing?..." Read more

"...If you're a gram counter like me, this is a big deal. They last a long time and weigh almost nothing...." Read more

"...I can get it to work about 1/4 the time. The batteries that it came with were dead so I bought brand new CR123 batteries for it and it works about..." Read more

"...The batteries lasted a pretty good amount of time -- we had to change them twice, but that was easy to do, and the batteries are easy to find at..." Read more

9 customers mention0 positive9 negative

Customers are dissatisfied with the brightness of the water purification unit. They mention that the light just flashes red, the UV lamp does not light up, and the light can be hard to see when it's bright out.

"...put it too far out while you stir the water, then the light turns off. So incredibly frustrating. Trust me, don't buy this...." Read more

"...Just arrived and tried to use and the light just flashes red...." Read more

"...KleanKanteen stainless bottle, as the SteriPEN went haywire on me, flashing red, making me think the battery was failing (after only 8 uses)...." Read more

"...use but the device kept going into error mode; ie the UV light went off before it should and the red indicator light went flashing...." Read more

warning
5 Stars
warning
You should sit on the carpet when trying to pull the lid off. It's pretty tight and this thing could go flying and break when it comes off.
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Top reviews from the United States

Reviewed in the United States on May 1, 2015
Style: Water PurifierVerified Purchase
234 people found this helpful
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Reviewed in the United States on February 10, 2022
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4 people found this helpful
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Reviewed in the United States on September 4, 2016
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4 people found this helpful
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Top reviews from other countries

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M. Jakob
5.0 out of 5 stars Top
Reviewed in Germany on November 6, 2023
Style: Water PurifierVerified Purchase
Mr R A Allain
5.0 out of 5 stars Great Travel Accessory
Reviewed in the United Kingdom on June 14, 2023
Style: Water PurifierVerified Purchase
One person found this helpful
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Michelle Brown
5.0 out of 5 stars UV Water treatment pen
Reviewed in Canada on December 28, 2020
Style: Water PurifierVerified Purchase
Cresson
5.0 out of 5 stars Très bien
Reviewed in France on September 17, 2022
Style: Water PurifierVerified Purchase
One person found this helpful
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GM J
5.0 out of 5 stars Purificador increíble
Reviewed in Mexico on June 16, 2020
Style: Water PurifierVerified Purchase