5PCS DC 3.7V to 5V 9V Adjustable Step Up 18650 Lithium Battery Charging Discharge Integrated Module Li-ion Battery Module

5PCS DC 3.7V to 5V 9V Adjustable Step Up 18650 Lithium Battery Charging Discharge Integrated Module Li-ion Battery Module
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sku: 1005002330033587
$3.14
Shipping from: China
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