LM317 Adjustable Regulated Voltage DIY Kit 110V 220V to 1.25V-12.5V Step-down Power Supply Module PCB Board Electronic kits

LM317 Adjustable Regulated Voltage DIY Kit 110V 220V to 1.25V-12.5V Step-down Power Supply Module PCB Board Electronic kits
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sku: 1005004694505166
$13.87
Shipping from: China

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