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购买 keypad matrix

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$2.58
$7.84
4X4 3X4 Matrix Keyboard Keypad Module Use Key PIC AVR Stamp Sml 44 34 Plastic Keys Switch For
Aliexpress
折扣 67%
$2.58
$7.84
4X4 3X4 Matrix Keyboard Keypad Module Use Key PIC AVR Stamp Sml 44 34 Plastic Keys Switch For
Aliexpress
$2.56
$5.06
4X4 / 3X4 Matrix Keypad Module, 16/12 Key With Row-Column Scanning For Microcontroller Control Panel
Aliexpress
折扣 49%
$2.56
$5.06
4X4 / 3X4 Matrix Keypad Module, 16/12 Key With Row-Column Scanning For Microcontroller Control Panel
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$2.90
44 Matrix Array/Matrix Keyboard 16 Key Membrane Switch Keypad For Arduino +4 Separate Keyboard + 8
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