Casio Fx-991de X (Solar cells, Batteries)
CHF37.90

Casio Fx-991de X

Solar cells, Batteries

Question about Casio Fx-991de X

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mtdg96

4 years ago

Are the keys spongy or do they click comfortably?

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Anonymous

4 years ago

Hey, in my opinion they are a little spongy, but the click is also very pleasant and I have rarely had problems with clicks not registering (which happens to me a lot with the TI-30X). Hope this was helpful.