TO3399-9 - 9 cells - Laptop Battery For Toshiba Satellite A100 A105 A105-S4334 A105-S4074 A105-S4084 A105-S4284 A105-S4384 A135 A135-S4527 M115-S3094 M115-S3104 M40-S269-S331-S359 M50 M55 (6600mAh)