10pcs/lot PFM Control DC-DC Converter Step Up Boost Module 600MA USB Charger 0.9V-5V to 5V Power Supply Module

10pcs/lot PFM Control DC-DC Converter Step Up Boost Module 600MA USB Charger 0.9V-5V to 5V Power Supply Module
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sku: 1005003091976930
$4.49
Shipping from: China
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