DC-DC Step Down Module Two-wire Voltmeter 5 V USB Charger or Power Supply Input 4.5V-40V Output 5V/2A

DC-DC Step Down Module Two-wire Voltmeter 5 V USB Charger or Power Supply Input 4.5V-40V Output 5V/2A
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sku: 1005006050384185
$1.66
Shipping from: China
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