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16 Key 4X4 4*4 Matrix Keyboard Module Matrix Array Switch Keypad MCU Development Board Patch Buttons 3.3V 5V for Arduino

USD 0.61USD 0.82

16 Key 4X4 4*4 Matrix Keyboard Module Matrix Array Switch Keypad MCU Development Board Patch Buttons 3.3V 5V for Arduino

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Specification
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