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Another great study of battery and rechargeable battery performance? - Watch out for the 7 deadly sins committed by testers. When is a test reliable/valuable? Check out our cheat sheet.
Another great study of battery and rechargeable battery performance? - Watch out for the 7 deadly sins committed by testers. When is a test reliable/valuable? Check out our cheat sheet.
On the Internet we can find a large number of battery and accumulator tests. Practically every few weeks we can come across a new news, video, or mention of further tests. Often, the winner of one ranking performs very mediocre or even poorly in other tests. What is the reason for such a large dispe ...
Author: Michał Seredziński
2023-01-25
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Another test of everActive batteries and accumulators in an accredited Swedish testing laboratory!
Another test of everActive batteries and accumulators in an accredited Swedish testing laboratory!
everActive batteries and rechargeable batteries are subjected to cyclical laboratory tests. In 2022, another test was carried out, performed by a certified research unit - Intertek Semko AB.Intertek Semko AB, located in Sweden, is an elite laboratory dedicated to, m.in the testing of batteries and a ...
2022-08-17
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Another test of suspiciously cheap Eneloops bought on a well-known shopping platform
Another test of suspiciously cheap Eneloops bought on a well-known shopping platform
Just like last year, we decided to test suspicious rechargeable batteries described as Eneloop Pro, offered through the largest shopping platform in Poland. The price – really "bargain" – over 30% lower compared to the current prices from the official distribution – what could have gone wrong ;) ?La ...
Author: Michał Seredziński
2022-07-27
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Eneloop Pro vs fakes - self-discharge test after one year
Eneloop Pro vs fakes - self-discharge test after one year
Do you remember our test from a year ago, where we tested "bargain" Eneloop batteries? The products turned out to be counterfeit, with a yield about 25-40% worse than the originals available in our warehouse. We supplement our test with a self-discharge test – measuring capacity after 13 months of s ...
Author: Michał Seredziński
2022-07-15
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How to correctly measure the capacity of a 1.2V or 18650 3.7V AA battery in chargers with capacity measurement?
How to correctly measure the capacity of a 1.2V or 18650 3.7V AA battery in chargers with capacity measurement?
There is currently a rash of different chargers on the market, which, according to the manufacturer's assurance, allow you to measure the mAh capacity of our batteries. Are you sure? In our article, we describe the most common pitfalls, doubts and mistakes made by users when measuring the capacity ...
Author: Michał Seredziński
2022-01-13
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We choose PowerBank! How to compare the capacity and usability of your power bank? What does the capacity of a power bank really mean?
We choose PowerBank! How to compare the capacity and usability of your power bank? What does the capacity of a power bank really mean?
Powerbanks are devices that have achieved great popularity in a few years. Manufacturers outdo each other by adding new features to devices, increasing their power, increasing their capacity, etc. The mentioned capacity of the powerbank is the main criterion for users according to which they choose ...
Author: Michał Seredziński
2021-06-24
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We are testing cheap batteries signed with the Eneloop logo purchased on a popular auction site. Beware of potential fakes!
We are testing cheap batteries signed with the Eneloop logo purchased on a popular auction site. Beware of potential fakes!
Recently, our customers and readers have been receiving disturbing information that Panasonic Eneloop rechargeable batteries of dubious quality have appeared on the market. After analyzing the information received, we made a controlled purchase of rechargeable batteries at one of the auctions on the ...
Author: Michał Seredziński
2021-05-24
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The Secret Life of Home Appliances, part I 1
The Secret Life of Home Appliances, part I 1
Do you know how your toys, meters, cameras, chargers, flashlights, etc. actually work? - what do they do with batteries, rechargeable batteries, do they work safely and in accordance with accepted standards?Are your rechargeable batteries completely safe when left for a long time in your favorite to ...
Author: Michał Seredziński
2020-04-15
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EverActive Accredited Alkaline Battery Test Results
EverActive Accredited Alkaline Battery Test Results
In December 2019, our everActive Pro Alkaline batteries were tested for performance by an accredited testing laboratory in Poland. The Central Laboratory of Batteries and Cells in Poznań (CLAiO) is a specialized scientific unit with many years of experience in the field of chemical power sources. T ...
2019-12-12
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EverActive UC-4000 charger test in PCWorld.pl
EverActive UC-4000 charger test in PCWorld.pl
In PCWorld.pl you will find a review of one of the latest everActive products - the UC-4000 charger - a professional and universal processor charger for Li-ion, Li-FePO4, Ni-MH cells. Supports all common sizes of rechargeable batteries. The product has been awarded the recommendation "Proven product ...
2019-06-18
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