DC 5V 2.1A Mobile Power Diy Board 4.2V Charge/Discharge(boost)/battery protection/indicator module 3.7V lithium 18650 LI-ION

DC 5V 2.1A Mobile Power Diy Board 4.2V Charge/Discharge(boost)/battery protection/indicator module 3.7V lithium 18650 LI-ION
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sku: 1005006985705131
$3.82
Shipping from: China

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