DC to SAE Connectors Cable SAE Plug to DC 5.5mm x 2.1mm M Color: 0.5m-DC-2Pack
Connectors 2: DC 5.5mm x 2.1mm male jack. Standard SAE Plug works with most SAE outlets, suitable for the transfer of solar cells and automotive batteries. With Dust Cap: Protects the standard SAE type connector from rain and dust, keeping it clean and dry inside when not in use.