10PCS One 1 Channel 5V 12V 24V Relay Module Board Shield for Arduino with Optocoupler Support High and Low Level Trigger

10PCS One 1 Channel 5V 12V 24V Relay Module Board Shield for Arduino with Optocoupler Support High and Low Level Trigger
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sku: 1005005562686805
$15.65
Shipping from: China
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