This is a Brand New 9 cell Li-Ion Battery for IBMLithium Ion System Battery is a battery that supports the ThinkPad Notebooks. Compatible ThinkPad Models: ThinkPad Z60m: Z60m Type: 2531, 2532, 2530. ThinkPad Z61m: Z61m Type: 0674, 0675, 9450, 9451, 9452, 9453. ThinkPad Z61e: Z61e Type: 0673, 9452. ThinkPad R60: R60 Type: 9445, 9446, 9447, 9455, 9456, 9457, 9458, 9459, 9460, 9461, 9462, 9463, 9464. ThinkPad R60e: R60e Type: 0657, 0658, 0659. ThinkPad T60: T60 Type: 1952, 1953, 1954, 1955, 1956, 2007, 2008, 2009, 2613, 2623, 2637. ThinkPad T60p: T60p Type: 2007, 2008, 2009, 2613, 2623, 2637, Replaces IBM part #s 40Y6797, 40Y6798, 40Y6799, 92P1132, 92P1133, 92P1138, 92P1139, 92P1141, 92P1142. Product Specifications: Rating 10.8V Capacity: 7.8 AH/ 7800 mAh Size: 8.89" x 3.12" x 0.81" Color: Black Technology: Lit-Ion Condition: Brand New