Custom-made overlay for HP-15C Collector's Edition to test and analyze HP-16C features. Made of flexible silicone with labels in three colors.
This is not a mass-produced product and might not be perfect - it is intended for exploration of calculator features and not for professional purposes. Please keep in mind that HP-16c mode is not officially supported and may cause issues.
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| Hewlett Packard HP-15C Collector's Edition RPN Scientific Calculator
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