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HALJIA NE555 Pulse Generator Adjustable Frequency Module 5-12V DC Compatible with Arduino Smart Car Single Channel Output Module 25 * 13mm

Regular price $4.99

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Application : Computer stepper motor step generation etc.
onboard chip NE555
single output, the output duty cycle square wave is about fifty percent
Adjustable resistance, adjust the resistance and then control the output frequency
Onboard power indicator
Working voltage: 5 ~ 12V
Board size: 25 (mm) x13 (mm)

Packing List:
1*NE555 Pulse Generator