ship from Japan A cable that converts a standard DC plug outer diameter 5.5 mm x inner diameter 2.5 mm to a slim type small diameter plug outer diameter 4.5 mm x inner diameter 3.0 mm for HP notebook computers. Only the connector shape is converted, not the voltage etc. Female side outer diameter 5.5mm x inner diameter 2.5mm Male side outer diameter 4.5mm x inner diameter 3.0mm (for HP PC) Product details Power connector conversion adapter cable x 1