The 27 s and 28 s are completely different models. The 28C and 28S are physically similar but the S has more memory.
Joe
At 06:22 PM 4/7/03 -0700, you wrote:
>> Keys wrote:
>> > Anyone know the size or type of batteries used in this model?
>> On the back
>> > cover it shows three batteries being used to power the
>> calculator. Thanks in
>> > advance
>
>I have a 27S, which may or not be similar, but does take three button cells
>and has markings like what you described. Mine are MS76. I think Energizer
>357 is equivalent, also SR44. --Patrick
Received on Mon Apr 07 2003 - 21:14:19 BST
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