The HP L32661-001 is a 150 W Smart AC adapter for notebook computers. Its PFC design and 4.5 mm connector identify this variant and help match it to a notebook that uses the same adapter specification. It converts AC input to DC power for the notebook.
The listed inputs are 120 V AC and 230 V AC. Output is 19.5 V DC at up to 7.70 A, with maximum power of 150 W. These electrical ratings help distinguish this adapter from other HP variants.
Designed for notebook use, it provides an external power source when AC power is available. The Smart designation, PFC and connector are confirmed characteristics of this exact part number.