Frequency Adjustable Pulse Generator Module NE555
Description:
An onboard chip NE555
A single-channel signal output, the output is approximately fifty percent duty cycle square wave
Onboard adjustable resistance, adjust the output frequency can be controlled resistance
on-board power indicator
the working voltage: 5 ~ 12V
board size: 29 (mm) x12 (mm)
Shipping list:
NE555 pulse generator module x 1
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