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Single 18650 1S 2S 3S 4S 12V Lithium Battery Capacity Indicator Module Percent Power Level Tester LED Display Board Module DIY

USD 4.57USD 6.10

Single 18650 1S 2S 3S 4S 12V Lithium Battery Capacity Indicator Module Percent Power Level Tester LED Display Board Module DIY

Description
Specification
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