1 2 4 8 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board For Arduino Raspberry Pi

1 2 4 8 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board For Arduino Raspberry Pi
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sku: 1005005126438834
$0.59-1%
$0.58
Shipping from: China
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