ITEM NAME:2x DC power adapter 5.5x2.1mm female 4.5x3.0mm male plug for ultrabook laptop 3C 100% Brand New and High Quality Quantity: 1 Pcs Spec: DC 5.5x2.1mm female to 4.5x3.0 mm Male for HP Ultrabook  laptop Female: Hole Diameter: 5.5mm Pin Diameter:  2.1mm Male: Outside Diameter:4.5 mm Inside Diameter:  3.0mm with pin package:2pcs.DC 5.5x2.1mm female to 4.5x3.0 mm Male for HP Ultrabook laptop.
