Detailed Product Description Products Code: LBBM600BColor: Black Type: Li-ion Voltage:10.8V Capacity:4400mAh Weight:324g Size:130.60*72.30*25.50Compatible Battery Code:10L2158,10L2159,12J2464,02K7016,02K7018Fit Machine Model: IBM ThinkPad 600 seriesOne year warranty All Replacement IBM Battery pack is available, please visit our website to get more information about our products and company.