VSKA1027 Features: * Safe lithium-ion technology * Smart technology communicates accurate information to the computer * No memory-effect * Overcharge protection built in * 9 Cells * Provides 7800mAh of capacity * Lithium-ion rechargeable * Replaces the following TOSHIBA part numbers: PA3478U-1BRS, PA3478U, PABAS076-9 * Fits the following TOSHIBA models: TOSHIBA SATELLITE A100-ST8211, TOSHIBA SATELLITE A105-S4XXX, TOSHIBA SATELLITE M40-S4111TD, TOSHIBA SATELLITE M40-S4112TD, TOSHIBA SATELLITE M40-S417TD, TOSHIBA SATELLITE M45-S265, TOSHIBA SATELLITE M45-S2651, TOSHIBA SA