CD42 DC 5V 2.1A Mobile Power Diy Board 3.7V/4.2V Charge Discharge Boost Battery Protection Indicator ModuleLithium 18650

CD42 DC 5V 2.1A Mobile Power Diy Board 3.7V/4.2V Charge Discharge Boost Battery Protection Indicator ModuleLithium 18650
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sku: 1005003750978025
$4.35
Shipping from: China
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