CD42 DC5V 2.1A Mobile Power Diy Board 4.2V Charge Discharge(Boost) Battery Protection Indicator Module 3.7V Lithium 18650

CD42 DC5V 2.1A Mobile Power Diy Board 4.2V Charge Discharge(Boost) Battery Protection Indicator Module 3.7V Lithium 18650
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sku: 1005005666181579
$3.02
Shipping from: China
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