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Pros & Cons
pros
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pros
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Easy Battery Access
Customers are highly satisfied with the easy battery access feature of this flashlight as it uses AAA batteries which are easily found, stored and replaced without the need for charging stations or cables. The compact size makes it convenient to carry around and attach to keys.
Compact Size
Customers are overwhelmingly positive about the compact size of this flashlight. They appreciate its portability and ease of carrying, whether in a pocket or on a keychain. The lightweight design and ability to use rechargeable batteries add to its convenience for everyday carry and various uses such as camping and emergencies.
Brightness
Customers are highly impressed by the brightness of this compact keychain flashlight, which provides ample illumination for various tasks and activities despite its small size. Its simple design and intuitive operation make it a convenient addition to EDC kits or outdoor gear collections.
Convenience
Customers appreciate the convenience of carrying the flashlight everywhere with them, keeping it clipped to their shirts or attached to keychains. Some users mentioned minor issues with the twist switch and occasional accidental activation but overall, they are satisfied with the product's simplicity and functionality.

Highlights
Quality
Best feature, according to my preferences, is the one setting of full power mode.
This flashlight meets my criteria perfectly well: 1) small as possible, 2) bright, 3) lightweight, 4) uses only 1 aa or aaa bat... Read More
This is a basic edc flashlight and it excels in that role.
My old keychain light was worn out and the battery was dying.
Price
This is an amazing light for the cost.
- inexpensive- overall a five star for its super convenience, ease of use and function.
I was unwilling to spend so much money to just see if the article was correct.
So i bought the cheapest flashlight in this line that i could find just to see what the hype was all about.
Packaging/appearance
Good light for tiny package, would recommend to others is you’re looking for a lot from a little guy.
No accessories included, i'd expected at least a lanyardusing it around the house was a real surprise, its about the same brigh... Read More
Competitiveness
The other pictures compare the beam shots for 3 lights in high mode at a 20 inch distance from a white wall (the preon 2 on the... Read More
I believe preon 2 claims 192 lumens, preon 1 was 80 if i recall, and the olight i3e is 90 lumens.
A size comparison with the 4sevens preon 2 in green, the 4sevens preon 1 in solid titanium, and the olight i3e eos in black.
My next thought was that i needed to purchase and much more expensive flashlight made by this brand for myself for my upcoming birthday.
Overview
- How are reviewers describing this item?
little, bright, small, simple and size. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has determined that the review content quality is high and informative.
- Our engine has detected that Amazon has altered, modified or removed reviews from this listing. We approximate total reviews altered up to 76.
- Our engine has discovered that over 80% high quality reviews are present.
- This product had a total of 4,922 reviews as of our last analysis date on Mar 11 2025.
Helpful InsightsBETA
Posted by a reviewer on Amazon
Very compact bu a light is very bright
Posted by a reviewer on Amazon
Other than the original design that makes it stand out ids small feels well built with well crafted aluminum body
Posted by a reviewer on Amazon
When i opened the package and saw the size i was very disappointed at how small it was
Posted by a reviewer on Amazon
Twist to turn onoff so no button to accidentally get pressed
Posted by a reviewer on Amazon
It would be nice if it had a battery level indicator but for a light this small and inexpensive it might be a little much to ask for
Posted by a reviewer on Amazon
This is a review of the olight i3e eos 90 lumen flashlight in black
Posted by a reviewer on Amazon
This is tiny even more so than the fenix e05 which was already tiny
Posted by a reviewer on Amazon
This is very bright and appears to be about the 90 lumens that it claims
Review Count History
Price History
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