Science behind Portable Water Purifier

We have run meticulous laboratory tests to ensure our UV Light in our portable water purifier makes water from ANY source (free of debris) 100% safe to drink. See the full lab report here.

CrazyCap uses advanced 278nm deep UV LED to effectively sterilize water. See the charts above showing a significant reduction of bacteria in the contaminated water in both Normal and Crazy Mode Sterilization. The spectrum (260nm to 280nm) of light is found to have maximum disinfection capability.

Thanks to the recent development in LED technology, this special spectrum of light can now be produced without using toxic Mercury. When the Deep UV light enters the microbial cell, it destroys the active core (nucleic acids). Cells without the active core will no longer be viable.

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This company is no longer an active member of Shopper Approved, however you can view their overall star rating and review history below.

1,307 Verified Customer Reviews

1,307 Customer Ratings and Reviews

Shopper Approved collects trusted reviews from customers who have made a verified purchase.

4.7

Overall Star
Rating

5 Shopper Approved - Review Star
1046
(80%)
4 Shopper Approved - Review Star
175
(13.4%)
3 Shopper Approved - Review Star
59
(4.5%)
2 Shopper Approved - Review Star
15
(1.1%)
1 Shopper Approved - Review Star
12
(0.9%)

Customer Service
4.4
5 Shopper Approved - Review Star
97
4 Shopper Approved - Review Star
9
3 Shopper Approved - Review Star
10
2 Shopper Approved - Review Star
4
1 Shopper Approved - Review Star
9
SHOW DETAILS

5-star reviews
1,000+

5-star reviews

About this Company

Science behind Portable Water Purifier

We have run meticulous laboratory tests to ensure our UV Light in our portable water purifier makes water from ANY source (free of debris) 100% safe to drink. See the full lab report here.

CrazyCap uses advanced 278nm deep UV LED to effectively sterilize water. See the charts above showing a significant reduction of bacteria in the contaminated water in both Normal and Crazy Mode Sterilization. The spectrum (260nm to 280nm) of light is found to have maximum disinfection capability.

Thanks to the recent development in LED technology, this special spectrum of light can now be produced without using toxic Mercury. When the Deep UV light enters the microbial cell, it destroys the active core (nucleic acids). Cells without the active core will no longer be viable.

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P
Shopper Approved - Verified Customer Pierre C.
12/22/2019 , Quebec

Very easy


R
Shopper Approved - Verified Customer Richard K.
12/21/2019 , California

Knurl the cap for a better grip. The smooth cap is difficult to twist off with wet hands.

CrazyCap Bottle (Gen 2) - Black
CrazyCap Bottle (Gen 2) - Black
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12/21/2019

Great for travel

Great concept & and terrific to have when traveling into areas with questionable water quality. Only problem I have is that the cap is sealed so well, it’s smooth stainless cap is difficult to grip and twist off....needs to be knurled some for a better grip.


J
Shopper Approved - Verified Customer Julie R.
12/21/2019 , Kansas

I was unable to apply a 10% off to my order - I could not find the code when pulling up the coupon. Maybe it wasn't a legitimate coupon.
These are going to make great gifts!


L
Shopper Approved - Verified Customer Lynn S.
12/21/2019 , Michigan

Easy to navigate, easy to order


J
Shopper Approved - Verified Customer Josee T.
12/20/2019 , Ontario

Excellent!


S
Shopper Approved - Verified Customer Samantha K.
12/20/2019 , Ontario

Great gift idea!


C
Shopper Approved - Verified Customer Charles M.
12/20/2019 , Georgia

If it works it is very good


H
Shopper Approved - Verified Customer Heather K.
12/20/2019 , Indiana

Website easy to use. I am excited to use this product. I work in a nasty old building.


K
Shopper Approved - Verified Customer Kara K.
12/20/2019 , Colorado

Ordering was easy!


K
Shopper Approved - Verified Customer Kris
12/19/2019 , California

Good, easy, fast.

CrazyCap Only (Gen 2)
CrazyCap Only (Gen 2)
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12/19/2019

No more smelly water bottle!

Amazing invention that eliminates that funky water bottle smell and gives me the confidence that the water I'm drinking is at least as fresh as it went into the bottle (if not better), even if that was a week ago!


S
Shopper Approved - Verified Customer Sue
12/19/2019 , Ontario

website is user friendly! Looking forward to receiving my new water bottle...looks amazing...hope it works!

CrazyCap Bottle (Gen 2) - Cyan
CrazyCap Bottle (Gen 2) - Cyan
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12/19/2019

Love the colour-cyan

A bit on the expensive side and the 'crazy cap' portion was dented when it arrived, but otherwise seems to work as stated. Love the colour!

Extra CrazyCap Gaskets
Extra CrazyCap Gaskets
Read more reviews about this product

12/19/2019


D
Shopper Approved - Verified Customer Debbie G.
12/19/2019 , Maryland

Great


W
Shopper Approved - Verified Customer Wendy G.
12/18/2019 , Illinois

thanks!


K
Shopper Approved - Verified Customer Karen H.
12/17/2019 , Ohio

Once I received the coupon code, it would not let be go to purchase. I had to shut down and go back in


M
Shopper Approved - Verified Customer Michelle B.
12/17/2019 , Ontario

The site was easy to find what I needed and order.


D
Shopper Approved - Verified Customer Dorothy P.
12/17/2019 , Kentucky

The site was simple and easy to use.


D
Shopper Approved - Verified Customer Diane J.
12/17/2019 , New York

Great!


W
Shopper Approved - Verified Customer William H.
12/17/2019 , California

easy to order


B
Shopper Approved - Verified Customer Bower
12/17/2019 , New York

Very easy to order, can’t wait to try out!


L
Shopper Approved - Verified Customer Leesa C.
12/17/2019 , Florida

Easy and fast


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