5PCS 2A 5V charging and discharging integrated module 3.7V 4.2V 18650 lithium battery charging boost power board protection

5PCS 2A 5V charging and discharging integrated module 3.7V 4.2V 18650 lithium battery charging boost power board protection
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sku: 1005005427101842
$4.04
Shipping from: China
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