12 Pcs DC 5V 1 Channel Relay Module High or Low Level Trigger for Electronics

6 x DC 12V 1 Channel Relay Module High or Low Level Trigger for Electronics

12pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Support High

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10 Pcs DC 12V 1 Channel Relay Module High or Low Level Trigger for Electronics

10PCS G3MB-202P DC-AC PCB SSR In 5V DC Out 240V AC 2A Solid State Relay Module