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The TI-30XS is a scientific calculator made by Texas Instruments. It can perform trigonometric functions, store up to seven variables, and has three viewing modes.

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Why is my battery life so short?

The battery life in my calculator keeps dying, even after I replaced the battery twice.

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How long does it last for ?

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This may be a problem with the solar panel. The solar panel supplies charge to the battery, so if it is malfunctioning then it would make sense for the battery to die quickly. You should probably refer to the Solar Panel Replacement Guide.

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1 stop overcharging

2 get a new cable

3 get a new block

4 use a lower amp charging block

5replace battery

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Aaron Feinstein will be eternally grateful.
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