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DC-DC USB Output charger step up Power Boost Module boost module (0.9V~5V) to 5V 600MA USBMobile Power circuit board power bank

USD 0.30

DC-DC USB Output charger step up Power Boost Module boost module (0.9V~5V) to 5V 600MA USBMobile Power circuit board power bank

Description
Specification
2pcs SM4047 QFN-48
USD 2.56USD 3.20
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