This HP HSTNN-CA40 19.5V 2.31A Genuine Original AC Power Adapter Charger is a reliable and efficient source of power for your HP laptop. It is compatible with various HP laptop models and can deliver a maximum output wattage of 45W. The adapter comes in black color and has a compact design that makes it convenient to carry around.With an output current of 2.31A and output voltage of 19.5V, this AC/DC adapter is a perfect replacement for your old or damaged charger. It comes with a unit quantity of 1 and is of unit type, ensuring that you get the genuine product. Whether you are working from home or on-the-go, this HP HSTNN-CA40 power adapter charger ensures that your laptop is always charged and ready to use.