1 PCS NE555 DK555 Timer Switch Adjustable Disconnect Module Time delay relay Module DC 5V/12V Delay relay shield 0~10S

1 PCS NE555 DK555 Timer Switch Adjustable Disconnect Module Time delay relay Module DC 5V/12V Delay relay shield 0~10S
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sku: 1005005433394847
$2.32
Shipping from: China
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