3*4 4*4 Matrix Switch Keyboard Keypad Array Module ABS Plastic Keys 4x4 3x4 12 16 Key Button Membrane Switch DIY Kit for Arduino
![3*4 4*4 Matrix Switch Keyboard Keypad Array Module ABS Plastic Keys 4x4 3x4 12 16 Key Button Membrane Switch DIY Kit for Arduino](http://ae01.alicdn.com/kf/He055e0dc22174193bfbaf7980299ea2eh/3-4-4-4-Matrix-Switch-Keyboard-Keypad-Array-Module-ABS-Plastic-Keys-4x4-3x4-12.jpg)
sku: 4000561755164
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$0.84
Shipping from: China
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