The VAIO AX and BX Series Standard Capacity Notebook Battery from Sony is an replacement battery for BX and AX series notebook computers. The Lithium-Ion battery replaces or can act as a spare standard notebook battery. This battery is a great solution for users who need have lost their original battery or would simply like to have a spare.
Spare Battery
Having an extra battery lets you double the time you can use your computer without plugging in, all you have to do is keep a spare charged battery in your carrying case and you will be set for long meetings or flights.
Rechargeable
The Lithium-Ion battery is easily rechargeable. Just plug the laptop into a power source with the battery installed and it will charge. This allows you to operate your computer off power and charge your battery at the same time.
Sony Compatible
The battery is compatible with the following Sony VAIO BX and AX series notebooks. The battery is identical to the one that originally shipped with your BX or AX notebook, so you can be sure that it will power it without problems.