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8-channel opto-isolated relay module NPN/PNP normally open/normally closed control board driver, suitable for microcontrollers (3.3V input VCC 12V).
- 8-channel opto-isolated relay module NPN/PNP normally open/normally closed control board driver, suitable for microcontrollers (3.3V input VCC 12V).
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8-channel opto-isolated relay module NPN/PNP normally open/normally closed control board driver, suitable for microcontrollers ( 3.3V input VCC 12V).
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- Return for refund within: 30 days
- Return for replacement within: non-replaceable
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