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

Regular price $6.99

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Onboard chip NE555
A single channel output, the output duty cycle square wave is about 50%.
Adjustable resistance, adjust the resistance and then control the output frequency.
Onboard power indicator.
Working voltage: 5 ~ 12V.
Board size: 25 (mm) x13 (mm).
Application : Computer stepper motor step generation etc.

Packing List:
5 × NE555 Pulse Generator