M7DF ZK-4KX CNC DC-DC Buck Boost Converter Module CC CV 0.5-30V 4A LCD Display Adjustable Step Down Up Voltage Regulator

M7DF ZK-4KX CNC DC-DC Buck Boost Converter Module CC CV 0.5-30V 4A LCD Display Adjustable Step Down Up Voltage Regulator
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sku: 1005002969832294
$7.45-4%
$7.17
Shipping from: China
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