uxcell&reg; DC 5.5x2.1mm Female Power Jack Socket Panel Mount Connector 5 Pieces Product Name : DC Power Jack PCB Mount Connector;Type : 5.5mmx2.1mm Socket Pin : 3 Pin;Material : Metal, Plastic Size : 21 x 11mm / 0.8" x 0.43"(L*D);Color : Silver Tone, Black Weight : 17g Package Content : 5 x DC Power Jack PCB Mount Connector