10pcs 7.4V 2S 18650 Lithium Battery Protection Board Dual String Protection Chip Module 8.4V Over-current Overcharge 4A

10pcs 7.4V 2S 18650 Lithium Battery Protection Board Dual String Protection Chip Module 8.4V Over-current Overcharge 4A
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sku: 1005004830560185
$9.47
Shipping from: China
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