This is a Brand New Li-Ion Original Battery for Toshiba. Toshiba Part Numbers:PA3399U, PA3400U-1BRS, PA3399U-1BAS, PA3399U-2BRS. Compatible Toshiba Models: Satellite A100: Satellite A100-S8111TD, A100-ST8211. Satellite A105: Satellite A105-S4102, A105-S4104, A105-S4132, A105-S4134, A105-S4334, A105-S4284, A105-S4397. Satellite M100: Satellite M100-ST511. Satellite M105:Satellite M105-S3001, M105-S3002, M105-S3004, M105-S3011, M105-S3012, M105-S3021, M105-S3031, M105-S3041, M105-S3064, M105-S322, M105-S3051, M105-S3074, M105-S3084. Satellite M40: all M40 series Satellite M45: Satellite M45, M45-S265, M45-S269, M45-S331, M45-S351, M45-S355, M45-S359, M45-S2651, M45-S2652, M45-S2691, M45-S2692, M45-S3311, M45-S3511, M45-S3551, M45-S3552, M45-S3553, M45-S3591, M45-SP351, M45-SP355, M45-S139X, M45-S139, M45-S2693, M45-S469, M45-SP459. Satellite M50: all M50 Series. Satellite M55: Satellite M55-S135, M55-S325, M55-S329, M55-S1351, M55-S1352, M55-S2252, M55-S2253, M55-S3251, M55-S3262, M55-S3291, M55-SP325, M55-SP3252, M55-S139X. Tecra: all A3, A4, A5, A6, S2 Series. Product Specifications: Rating: 10.8V Capacity: 4300mAh Color: Black Technology: Lithium-Ion Condition: Brand New In Stock: Yes

This is a Brand New Toshiba Slim SelectBay 2nd Battery Pack. Toshiba Part Numbers: PA3249U-1BRS, PA3249U. Compatible Toshiba Models: Toshiba Satellite : M20. Toshiba Tecra : S1, TE2300. Product Specifications: Rating: 10.8V Capacity: 3600mAh Size: 5.13" x 5.5" x 0.63" Color: Black Cells: 6 Cells Weight: 12 oz Battery Life:: with main battery :6 Hours and 48 Minutes (normal mode) Technology: Lithium-Ion Condition: Brand New In Stock: Yes

This is a Brand New Toshiba Slim SelectBay Li-Ion 2nd Battery Pack Toshiba Part Numbers: PA2523U-1BRS, PABAS035, P000373210, PA3129U-1BRS, PA3129U-2BRS, PA3129U-3BRS, PA3129U, PA2523U, PA3129-1BAS. Compatible Toshiba Models: Satellite Pro: 6000, 6100, M10, M15. Tecra M Series: M1, M2, M2V, M3, M4, M5, Tecra TE Series: TE2000, TE2100. Product Specifications: Rating: 10.8V Capacity: 3600mAh Size: 5.13" x 5.5" x 0.5" Cells: 6 Cells Battery Life: approx. 2 hours Technology: Lithium-Ion Condition: Brand New In Stock: Yes