ThinkPad Battery 44+0A36306
These are compatible with X220 and X230 systems and are ideal for use as a replacement or spare. The 6-cell batteries are rechargeable and allow you to stay unplugged longer, lasting on average 63 watt hours*
.• Lithium-Ion (Li-Ion) technology
• 6 cell system battery
• Battery energy (Watt-hours): 63 Wh
• Not compatible with the ThinkPad External Battery Charger (40Y7625)--
The ThinkPad battery 44+ uses advanced Lithium-Ion technology to create an efficient power source for x230 and x220 systems.
However, they are not compatible with the ThinkPad External Battery Charger (40Y7625).
*Many factors cause battery life to differ. These include: power management, features, screen brightness, applications, battery conditioning, and other customer preferences