Compatible Model: Compatible for Lenovo ThinkPad L412 L420 L430 L512 L520 L530 T410 T410 T420 T420 T420i T430 T430i T510 T520 T520i T530, ThinkPad W510 W520 W530 W530i !!! NOT compatible with the T410S, T420S, T430S, T530S Models battery.
Safety: As a professional laptop battery seller, we we focus on our battery quality all the time. Built-in circuit protection, overcharge protection, over voltage protection ensures both safety and stability.