This product is either discontinued or we cannot get that from suppliers.
LENOVO Thinkpad Battery 68 0C52861, 3-Cell Battery, Lithium-Ion Technology, Over-Discharge Protection, 23.5Wh Battery Energy
The 3-Cell ThinkPad Battery 68 from Lenovo enables you to stay unplugged for a longer time with its 23.5Wh energy. This rechargeable battery features Lithium-ion technology and can be used either as a replacement for aging system batteries