2A DC-DC Converter Buck Power Supply Module 4.5V-27V to 3.3V 4.2V 5V DD4012SA DD2712SA L7805 Upgraded Version Step Down Board

2A DC-DC Converter Buck Power Supply Module 4.5V-27V to 3.3V 4.2V 5V DD4012SA DD2712SA L7805 Upgraded Version Step Down Board
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sku: 1005005532380962
$2.88
Shipping from: China
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