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3S 18650 Battery Charger Module Li-ion Lithium Step Down Protection Board Power Bank Module 2A 4.2V/8.4V/12.6V Voltage Protect

USD 1.82USD 3.64

3S 18650 Battery Charger Module Li-ion Lithium Step Down Protection Board Power Bank Module 2A 4.2V/8.4V/12.6V Voltage Protect

Description
Specification
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