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http://flashlightwiki.com/Rechargeable

Cossatot 1000 XL Duty USB .

If equipped with an battery, the user can charge the battery directly through the USB port located on the itself.

In the previous article, I showed off that I bought two tactical for next camping trips. These run on batteries.

But if you want to squeeze out every bit of performance from a you need to understand a bit more about these magical, portable power cells. From left to right: cell, D cell, AA cell, CR123a cell, AAA cell, CR2 cell.

https://en.wikipedia.org/wiki/Rechargeable_battery

https://en.wikipedia.org/wiki/Rechargeable_alkaline_battery

https://en.wikipedia.org/wiki/Rechargeable_calling_card

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