1PC 12V 4 Channel Relay Module with Optocoupler Isolation Supports High Low Trigger Dropshipping

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1PC 12V 4 Channel Relay Module with Optocoupler Isolation Supports High Low Trigger Dropshipping 2026 - buy cheap

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1PC 12V 4 Channel Relay Module with Optocoupler Isolation Supports High Low Trigger Dropshipping - specifications

1PC 12V 4 Channel Relay Module with Optocoupler Isolation Supports High Low Trigger Dropshipping - photo 2026

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Product specifications

Brand Name: OOTDTY
Certification: NONE
Origin: CN(Origin)
Contact Load: Low Power
Voltage: 5V
Power Source: DC

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