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Battery bay for classic calculators

We have received the first samples of the battery adaptor for classic calculators. It will have three AAA batteries that can be easily changed. It will require a couple of flex circuits to ensure the connections with the calculator. Most likely the circuits will be secured with screws - a minimum of 8 screws I foresee.

Here is a picture of how it looks like:

Captura_de_pantalla_2022-03-14_a_las_22.08.32

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