This item has female 5.5 x 2.1 mm DC barrel jack on one end and 5.5 x 2.5 mm DC barrel plug on the other end at 90 degrees angle.

This adapter is handy if your device comes with 2.5 mm inner pin and your existing power adapter cannot plug to it.

Take note that this adapter does not do any voltage conversion. Please be mindful of the voltage that you connect to your device.