DX » Community » Reviews » 2-Channel 5V Relay Module With Optocoupler for Arduino DSP AVR PIC ARM
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  • posted byGCrusty on 10/31/2014

    The price is lower than you can find in other sites. The quality is excellent. You can power it with 5V, and you can control it with 3.3V and there is no problem. I use it with a raspberry pi and it works perfectly. Read more

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