16 Channel Relay Shield Module DC 5V 12V with Optocoupler LM2576 Microcontrollers Interface Power Relay

16 Channel Relay Shield Module DC 5V 12V with Optocoupler LM2576 Microcontrollers Interface Power Relay
sku: 1005008402980713
$5.25+1%
$5.29
Shipping from: China
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