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2IN1 DC-DC Buck Converter 6.6-25V Step-down to 1.2-23V Adjustable power 3.7V 4.2V 7.4V 12V Lithium li-on 18650 Battery Charger

USD 4.29

2IN1 DC-DC Buck Converter 6.6-25V Step-down to 1.2-23V Adjustable power 3.7V 4.2V 7.4V 12V Lithium li-on 18650 Battery Charger

Description
Specification
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