HP CL LGC18650 2.8Ah, part number 922752-421, is a notebook battery. It is listed under this exact part number and product name, making its identity clear for cataloguing and replacement-part searches.
The listed capacity is 2800 mAh (2.8 Ah). This compact description covers the confirmed details of the item: its HP product designation, exact part number, notebook-battery purpose and stated charge capacity. It is a replacement battery component for notebook use; no particular compatible notebook model is specified in the available listing.