The AA/AAA are primary lithium (non-rechargeble). Rechargeable AA/AAA
are either NiMH or NiCad and are 1.2 volts. Lithium-ion chemistry
produces 3.6 volts per cell.
Chuck Norcutt
Jez Cunningham wrote:
> There are a few different Li-based battery types aren't there? Like the
> 1.5v AA and AAAs. So maybe 4 of those?
> Jez
>
> On 25 March 2010 16:52, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
>
>> 2CR5 batteries are nominally primary lithium (non-rechargeble) 6 volt
>> batteries. But there are lithium-ion rechargeable versions available
>> also advertised at 6 volts. Since lithium-ion chemistry normally
>> produces a 3.6 volt cell and our DSLR batteries are usually two of these
>> producing 7.2 volts how is it that the 2CR5 produces only 6 volts? Does
>> it have an internal voltage regulator?
>>
>> Chuck Norcutt
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