2-10PCS 4 Channel 5V/12V/24V Relay Module with Optocoupler High/low Level Trigger Expansion Board for Raspberry Pi Arduino

2-10PCS 4 Channel 5V/12V/24V Relay Module with Optocoupler High/low Level Trigger Expansion Board for Raspberry Pi Arduino
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sku: 1005005481650489
$11.78
Shipping from: China
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