Price: $1.99

This is a 1 row 4 key membrane switch, it could simple use on lots of applications. It has 5lines for controlling 4 keys, this kind of thin button has light weight and almost not take up any space. With its sensitive key reaction will give you surprise?


  • matrix keyboard
  • membrane switch
  • extended keyboard of microcomputer


Package list

  • Sealed Membrane 1x4 Button Pad x 1

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