A ThinkPad X30 Series Extended Life Battery, when it is attached to the docking connector of your ThinkPad X30 Series computer, enables you to use the computer longer on battery power. You can attach the Extended Life Battery to the ThinkPad X30 Series computer whether or not you have already attached a main battery to the computer. Either a docking product or an Extended Life Battery can be attached to the docking connector at any one time.
- Up to 8 hours battery life on selected models when combined with standard system battery (without recharge)
- Over-discharge protection
- Designed and tested for X30 Series ThinkPad
- Provides extended unplugged computing