Shop One-Channel DC 5V Relay Module for Arduino

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How to Set Up a 5V Relay on the Arduino
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Shop One-Channel DC 5V Relay Module for Arduino

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About our ads
$1.22
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
AliExpress
$1.22
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
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Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield With Optocoupler Isolation Support High Or Low Level Compatible Development Board Trigger
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Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board With Low Level Trigger(5V)
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