The ThinkPad Battery 29 (4 cell) ThinkPad Battery 29+ (6 cell), ThinkPad Battery 29++ (9 cell) are rechargeable batteries that use Lithium-Ion technology. They can be used as a replacement for aging system batteries or as a convenient spare battery.
Battery Rechargeable:
Yes
Battery Size:
Proprietary Battery Size
Battery Chemistry:
Lithium Ion (Li-Ion)
Battery Capacity:
5600 mAh
Battery Energy:
63 Wh
Number of Cells:
6
Output Voltage:
11.1 V DC
Height:
0.9"
Width:
8.2"
Depth:
2.2"
Weight (Approximate):
12.17 oz