HP 90W Power Adapter

The frequency of the alternating current supplied to a power supply or charger, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the device, ensuring proper functionality and safety.

The range of alternating current voltage that a charger or power supply can accept, expressed in volts (V). It specifies the minimum and maximum input voltages compatible with the device.

The electrical current drawn by a device from its power source, expressed in amperes (A). It indicates how much current the product consumes during normal operation and helps determine compatibility with power supplies or USB ports.

The electrical power that a device can deliver or consume, expressed in watts (W). It represents the actual power output under normal operating conditions and is useful for comparing performance across similar devices.

The electrical potential difference that a device delivers to its load, expressed in volts (V). It indicates the nominal voltage supplied by the product’s power output and is useful for matching it with compatible accessories or systems.

The type of electrical supply that powers the device, such as mains AC, DC, USB, battery, or a combination of these options.

The purpose indicates the primary function or intended use of a product, such as "Notebook", "Gaming", or "Server". It helps customers quickly identify whether the item matches their needs and can be used for filtering or categorization across different product categories.