Adapter 3.0x1.1mm male plug to 5.5x2.1mm female jack DC Power
● Type: Converter/Adapter
● Connector A:3.0X1.1mm maleNickel plating
● Connector B :5.5X2.1mm femaleNickel plating
● Impedance: 50Ω
● Screw Thread Type: English
● Body Material: Brass
● Insulators: PTFE