Ruiwaer 4PCS Matrix Array 4 Key Membrane Switch Keypad Keyboard Membrane 1x4 Keypad
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Product description
- The product is a 1 x 4 matrix membrane switch with FPC circuit.
- Product performance is very stable, high precision.
- The product is used as a single-chip microcomputer expansion keyboard, which can provide convenience for your Arduino or Raspberry Pi project and is beneficial to your operation.
- Pad size 69 x 20mm (2.7 x 0.79in), total length 108mm (4.3in).
- The product includes 4 pieces of 1 x 4 single-chip microcomputer expansion membrane keyboard.
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