New) Poder 6 Cell 10.8V 5200mAh 56Wh Replacement Laptop Battery for Lenovo ThinkPad T410 T420 T430 T510 T520 T530 W510 W520 W530 Replace 45N1001 42T4731 Model BC06 - Walmart.com
I know there is 70++ Battery for W530. And then this 28++ Slice Battery. My original 70++ battery died along time ago. My question is... would you consider getting both or just