Description:
The ThinkPad Battery 70++ (9 cell) features: Lithium Ion (Li
Ion) technology 9 cell system battery Battery energy (Watt hours): 94 Wh Compatible with the ThinkPad External Battery Charger (40Y7625) Supported by L410/L412/L420/L421/L430 L510/L512/L520/L530 ... W510/W520/W530
Description:
Stay unplugged longer with ThinkPad Battery 29 (4 cell), ThinkPad
Battery 29+ (6 cell) and ThinkPad Battery 29++ (9 cell). These rechargeable batteries use Lithium Ion (Li Ion) technology and can be used as replacement for aging system batteries ...