The self-discharge rate (unopened) is commendably low at 5%/year.
Did you have to drill a hole in the battery cap for air?
Chuck Norcutt
On 7/17/2012 10:22 AM, Chris Trask wrote:
>>
>>> No, and at 75¢ each I can easily afford to simply replace
>>> them at the beginning of each hiking season and not bother
>>> with making an adapter for silver oxide batteries.
>>
>> I am curious how the voltage fall-off varies between them,
>> though.
>>
>
> The datasheet, available here:
>
> http://www.renata.com/cms/fileadmin/downloads/productsheets/hearing_aid_batteries/DBZA675maratone_V04.pdf
>
> shows that the voltage remains usable for a long period of time, but they may
> expire due to shelf life first rather than power usage as I doubt that I
> would use them for more than a couple of hours in any given year.
>
> Chris
>
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