5pcs DC DC Converter Step Down Buck 40-5V to 0.9-30V Adjustable Power Supply Module repl 7812 7805 AMS1117 LM2596

5pcs DC DC Converter Step Down Buck 40-5V to 0.9-30V Adjustable Power Supply Module repl 7812 7805 AMS1117 LM2596
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sku: 1005001394243683
$10.82
Shipping from: China
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