9 cell laptop battery for Thinkpads T420, T430, etc. good battery life
PICK UP ONLY Great replacement battery, good battery life, easily get 3-4 hours out of it, on these older machines is pretty good. Compatible with: ThinkPad L410 ThinkPad L412 ThinkPad L420 ThinkPad L421 ThinkPad L430 ThinkPad L510 ThinkPad L512 ThinkPad L520 ThinkPad L530 ThinkPad T410/T410i ThinkPad T420/T420i ThinkPad T430/T430i ThinkPad T510/T510i ThinkPad T520/T520i ThinkPad T530/T530i ThinkPad W510 ThinkPad W520 ThinkPad W530