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
sku: 33036531617
$1.97
Shipping from: China
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