Automatic Charging Discharging Module DC 5V to 4.2V Battery Charger & DC 3.7V 3.8V to 3.3V 3V LDO Converter 18650 Li-Ion Li-Poly

Automatic Charging Discharging Module DC 5V to 4.2V Battery Charger & DC 3.7V 3.8V to 3.3V 3V LDO Converter 18650 Li-Ion Li-Poly
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sku: 1005007794038701
$2.74
Shipping from: China
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