1SET 4 channel relay module 4-channel relay control board with optocoupler. Relay Output 4 way relay module
Etzetra

1SET 4 channel relay module 4-channel relay control board with optocoupler. Relay Output 4 way relay module

$7.99 USD
Type Voltage Regulator
Condition New
weight 200.000000g
size 15cm x 12cm x 2cm

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