LM317 DIY Voltage Regulated Power Supply Kit Continuous Adjustable Voltage Regulator DC 220V to 1.25V-12.5V Step-down PCB Board

LM317 DIY Voltage Regulated Power Supply Kit Continuous Adjustable Voltage Regulator DC 220V to 1.25V-12.5V Step-down PCB Board
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sku: 1005004106673924
$6.25+51%
$9.41
Shipping from: China
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