Connector A: DC 5.5x2.1mm Female Jack (Hole Diameter:5.5mm, Pin Diameter:2.1mm)
Connector B: DC 3.5x1.35mm Male Plug (Outside Diameter: 3.5mm, Inside Diameter: 1.35mm)
Use: This item can be used for the power connector conversion. Make your 2.1mm charger into a 1.3mm charger.
Notice: The price is only for one plug.