20Pcs Mini DC-DC Buck Converter Board 5V-30V To 3.3V Regulator PCB Board Power Supply Step-Down Module

20Pcs Mini DC-DC Buck Converter Board 5V-30V To 3.3V Regulator PCB Board Power Supply Step-Down Module
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sku: 1005009499127784
$7.05+1%
$7.10
Shipping from: China
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