Specifications:
      
     Working voltage: Controller operating voltage
     Data type: Analog signal
     Size: 55x33 mm
     Interface type: PH2.5-3P
      
     Description:
      
     AD Analog Keyboard Module Electronic Building Blocks For , port is compatible expansion board sensor analog keyboard,5 keys only takes an analog port , save resources , analog acquisition , press different keys output different voltage , high quality Omron button, sensitive and durable, compatible  sensor interface.
      
     Package Included:
      
     10 x Analog Keyboard Module