Never worry about running out of battery power with this IBM 02K6533 replacement battery by Amstron. With a capacity of 2800mAh, this battery will work seamlessly when you are on the move. The LIB-36 is precision-engineered and rigorously tested to be 100% compatible with the IBM Thinkpad 570 series of notebooks. Take your work on the road with you without sacrificing performance and productivity with Amstron brand Toshiba laptop batteries. . • 100% original manufacturer compatible • Guaranteed to meet or exceed original specifications • Highest quality Japanese battery cells • Full 1 year warranty