Dykbcells 4in1 DC 5V 2.1A charge Discharger boost / battery protection/ CELL indicator FOR 3.7V 4.2V 18650 lithium LI-ION Power

Dykbcells 4in1 DC 5V 2.1A charge Discharger boost / battery protection/ CELL indicator FOR 3.7V 4.2V 18650 lithium LI-ION Power
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sku: 1005003738131808
$3.95
Shipping from: China
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