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5PCS Black KY-004 3pin Button Key Switch Sensor Module Button Key Tactile Switch Sensor Breakout Board Module for Arduino Raspberry Pie

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$7.99

$ 2 .99 $2.99

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About this item

  • Product rated current: 50mA 12VDC.
  • Product contact resistance: 50mOhm maximum (initial).
  • The product and the LED built into the digital 13 interface are used to build a simple circuit to make a key indicator light. Using the LED built into the digital 13 interface, the key switch sensor is connected to the digital 3 interface. When the key switch sensor senses a key signal, the LED lights up, otherwise it goes out.
  • The product is great for use anywhere in a project and is also great for debugging projects.
  • Product packaging includes: 5 pieces of KY-004 key switch modules.


Product: KY-004 key switch module
Rated current: 50mA 12VDC
Insulation resistance: 100mOhm (minDC 250V)
Quantity: 5 pieces
Color: Black