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DC 5V 12V NE555 Adjustable Resistance Frequency Pulse Generator Module Single Channel Output for Arduino Smart Car

Regular price $3.00

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Features

  • On-board chip NE555.
  • A single channel output, the output duty cycle square wave is about fifty percent.
  • Onboard adjustable resistance, resistance can be controlled to adjust the output frequency.
  • Best choice for yourself or your friend.You will not be disappointed!

Specifications

  • Color: Blue
  • Working voltage: 5-12V
  • Size: 29 (mm) x12 (mm)