With this converter, you can quickly transform your old dell or hp big round tip into a new small tip that fits newer models.
Dimensions 7.4mm x 5.0mm large round input jack (old style) to 4.5mm x 3.0mm small round output jack (new style)
1PCS Ships from US
Dell old round tip adatpers: PA10, PA12, PA2E, PA3E, PA4E, PA7E, PA9E or any adapter with a 7.4mm x 5.0mm round jack.
HP old round tips with a 7.4mm x 5.0mm round jack.