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10pcs/lot 12V 400mA 4.5W Isolated Switch Power Supply Module AC-DC Buck Step Down Module 220V turn 12V 400mA

USD 5.84USD 7.89

10pcs/lot 12V 400mA 4.5W Isolated Switch Power Supply Module AC-DC Buck Step Down Module 220V turn 12V 400mA

Description
Specification
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