The HP 19V 4.74A 90W Notebook AC Adapter is an original OEM power adapter specifically designed for HP laptops. With a voltage output of 19V and an output current of 4.74 A, this adapter is compatible with a variety of HP notebook models. It ensures reliable power supply for your laptop, allowing you to work or play without worrying about running out of battery. Trust in the HP brand for quality and compatibility with your device.