Amstron provides reliable, high performance replacement batteries for your IBM laptops. The LIB-24 is designed to be 100% manufacturer compatible with IBM OEM part numbers 6G2846, 66G2817, 29H9232, 66G2820, 66G2846, and 66G5063. Amstron NiMH batteries provide superior performance and reliability. The 6G2846 replacement IBM battery is rigorously tested for productivity and compatibility with the IBM ThinkPad 370, ThinkPad 750, and ThinkPad 755 series of laptops. • Chemistry: NiMH • Rating: 9.6V 3800mAh • 100% original manufacturer compatible • Guaranteed to meet or exceed original specifications • Highest quality Japanese battery cells • Warranty: 1 Year