Input: 100-240V AC for worldwide use.
Output: 19.5V, typically with a current of 3.33A for the 65W version or 2.31A for the 45W version.
Connector: The adapter uses a 4.5mm x 3.0mm barrel connector, often called a "Smart Pin," that has a blue tip.
Safety features: Built-in protections prevent damage from overvoltage, overheating, and short circuits.
Compatibility: Used for many HP models, including those in the Pavilion, Envy, and Spectre series.