DC 3V Optocoupler Relay Module high-level controller 1 Channel Optical Isolation Expansion Board Relay for Arduino electronics

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DC 3V Optocoupler Relay Module high-level controller 1 Channel Optical Isolation Expansion Board Relay for Arduino electronics 2026 - buy cheap

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DC 3V Optocoupler Relay Module high-level controller 1 Channel Optical Isolation Expansion Board Relay for Arduino electronics - specifications

DC 3V Optocoupler Relay Module high-level controller 1 Channel Optical Isolation Expansion Board Relay for Arduino electronics - photo 2026

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Product specifications

Brand Name: Smmnas
Condition: New
Type: Voltage Regulator

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