This connector tip is an accessory of our external batteries and power adapters.
This connector tip one end is Rectangle Shape with center pin inside, specially designed for new Lenovo laptop computers. Another end is 5.5 x 2.5mm female jack, designed to plug on a 5.5x2.5mm round shape male connector.
This connector works for many new Lenovo laptops. We are sorry that we do not have full compatibility list for this connector.
This connector back is a 5.5x2.5mm female jack. It is designed to plug on a 5.5 x 2.5mm male barrel connector like this:
If your current connector is not 5.5mm x 2.5mm connector, then this connector tip will not work for you.