1PC DC 5.5X 2.1 MM female jack plug adapter Connectors to DC 7.9 5.5 4.8 4.0 3.5 3.0 2.5 2.1 1.7 1.35 0.7 mm Male power adaptor

1PC DC 5.5X 2.1 MM female jack plug adapter Connectors to DC 7.9 5.5 4.8 4.0 3.5 3.0 2.5 2.1 1.7 1.35 0.7 mm Male power adaptor

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