This is a genuine and original AC power adapter charger for the LENOVO PA-1450-55LL model. It has a voltage of 20V and current of 2.25A, providing a total output power of 45W. This unit is compatible with the LENOVO brand and is designed to charge your device efficiently.The adapter is black in color and comes in a unit quantity of 1. It is a type of AC/DC adapter and is compatible with the LENOVO PA-1450-55LL model. The adapter is an essential accessory for your laptop and will ensure that your device is always charged and ready to go.