BTI Replacement battery for LENOVO - IBM Lenovo Thinkpad T410/20/30 T510/20/30 W510/20/30 L410/12/20/21/30 L510/12/20/30 laptops replacing OEM Part numbers: 45N1011 45N1010 70++ 0A36303 45N1013 42T4739 42T4799 42T4801 42T4803// 10.8V 8400mAH

Battery Technology, Inc. (BTI) is a global supplier of replacement batteries & AC power adapters for notebook computers; batteries for digital cameras, PDA's and other mobile devices and batteries for APC/UPS systems. With production facilities in California and Hong Kong, BTI maintains an unparalleled level of product availability for customers in North America while forecasting and managing the timely delivery of finished goods worldwide.