1/2/4/8 Channel Relay Module 5V 12V 24V Optocoupler Isolation High Low Level Trigger Relay Board For MCU Arduino DIY

1/2/4/8 Channel Relay Module 5V 12V 24V Optocoupler Isolation High Low Level Trigger Relay Board For MCU Arduino DIY
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sku: 1005011720737238
$19.47
Shipping from: China
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