2Pcs DC Power Connector Adapter 90 Degree Angle 5.5mm x 2.5mm Male Plug black
Specification: DC Power Connector Adapter;5.5mm x 2.5mm Male Plug to 5.5mm x 2.1mm Female Jack Coupler Converter. Connector Type: None of the above. Item model number: wantgong2.5-2.1yellow.