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5/12/24v 1/2/4/6/8 Relay Module 8 Channels, With Optocoupler Relay Output 1 2 4 6 Relay Module 8 Channels Low Level Trigger - Integrated Circuits - AliExpress
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5v 1 2 4 6 8 channel relay module with optocoupler. Relay Output 12V 1 2 4 8 way relay module for arduino Raspberry Pi|Integrated Circuits| - AliExpress
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