This is a Brand New Original Battery for IBM
Lithium Ion System Battery is a rechargeable battery that supports the ThinkPad A30, A31 series Notebooks.
Compatible ThinkPad Models:
THIS IS A BRAND NEW IBM ORIGINAL SEALED AND BOXED GENUINE PRODUCT.
The ThinkPad Ultrabay 2000 Li-Ion Battery is a rechargeable battery which can be used in addition to your primary system battery;