The DELL 90W Big Pin Original AC Power Adapter Charger 0P189K is a high-quality power supply unit designed specifically for DELL laptops. With a power output of 90W and a voltage of 19.5V, it provides efficient and reliable power delivery to your device. The black adapter is compatible with the DELL model 0P189K and features a 4.62A output current, making it an ideal choice for charging and powering your laptop. With the trusted DELL brand name and original design, you can be confident in the performance and compatibility of this AC/DC adapter.