Extra Digital Advanced Notebook Battery ACER AS10D31, 5200mAh, 10.8-11.1 V.
Features: Li-ion notebook batteries open up new mobility and usage possibilities for your devices. These batteries are manufactured using new, high-quality, balanced features, rechargeable cells that ensure the longest battery life and maximum capacity. These batteries do not have a "memory effect," so they can be recharged at any time convenient for the user.