![](https://www.botnroll.com/12619-medium_default/ne555-adjustable-frequency-pulse-generator-module-for-arduino.jpg)
If you have any questions on this product please feel free to contact us.
*Disclaimer: The images are merely illustrative.
1.100% Brand new and high quality!
2.On-board chip NE555.
3.A single channel output, the output duty cycle square wave is about fifty percent.
4.Onboard adjustable resistance, resistance can be controlled to adjust the output frequency.
7.Color: Blue.
8.Working voltage: 5-12V.
9.Size: 29 (mm) x12 (mm).
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