4.5mm x 3mm Male to 5.5mm x 2.1mm Female DC Power Adapter Jack for HP Laptop

Description:

5.5mm x 2.1mm Female

4.5mm x 3.0mm  WITH PIN inside  Male

can be used on many DELL /  HP laptops that have 4.5mm  power hole

Package includes: 2 x 4.5mm*3.0mm to 5.5mm*2.1mm  adapters.