DC-DC Buck Converter Adjustable 7-40V to 1.2-3.5V Step Down Power Supply Module 300W Power Supply Board LED Driver for Arduino

DC-DC Buck Converter Adjustable 7-40V to 1.2-3.5V Step Down Power Supply Module 300W Power Supply Board LED Driver for Arduino
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sku: 1005005600409928
$7.69
Shipping from: China
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