1pcs 4x5 Matrix Array 20 Key Membrane Switch Keypad Keyboard Control Panel Microprocessor Keyboard Controller for Arduino 5*4

1pcs 4x5 Matrix Array 20 Key Membrane Switch Keypad Keyboard Control Panel Microprocessor Keyboard Controller for Arduino 5*4
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sku: 1005001817303825
$1.50
Shipping from: China
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