HP Pavilion dv4-2116tx Entertainment Notebook PC - Manual (Page 27)

Additional hardware components
Component Description
(1) Power cord* Connects an AC adapter to an AC outlet.
(2) AC adapter Converts AC power to DC power.
(3) Battery* Powers the computer when the computer is not plugged into
external power.
*Batteries and power cords vary in appearance by country or region.
Components 15