Specification:100% High Quality and Brand NewType: DC Converter PlugConnector A: 5.5mm*2.1mm / 4.8mm*1.7mm FemaleConnector (s) B: 4.5mm*3.0mm Male, pinPackage Include:1 piece DC Plug (the pictures are for reference)Note: Please double check the connector size before buying. Please contact customer service if you do not understand.