NE555 DK555 DC12 V Timer Switch Adjustable Disconnect Module Time delay relay Module DC 12V Delay relay shield 0~10S

NE555 DK555 DC12 V Timer Switch Adjustable Disconnect Module Time delay relay Module DC 12V Delay relay shield 0~10S
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sku: 1005003835671860
$0.55
Shipping from: China
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