100% Brand New and High Capacity 1 Year RTB Warranty Specifications: Cell Type:Li-ion Voltage:10.8V Capacity: 5200mah Replace Part Number: PA3399U-1BAS, PA3399U-1BRS, PA3399U-2BAS, PA3399U-2BRS, PA3400U-1BAS, PA3400U-1BRL, PA3400U-1BRS, PA3478U-1BAS, PA3478U-1BRS, PABAS057, PABAS076, PABAS077.. Compatible Models: Toshiba: Toshiba Satellite M40 Series( except Satellite M40-S312TD ) Toshiba Satellite M50 Series (except Satellite M50-MX2) Satellite A80 Serie: A80-116, A80-SP107, A80-117, A80-121, A80-122, A80-129, A80-140, A80-142, A80-144, A80-154, A80-168, A80-169 Satellite M45 Serie: M45-S269, M45-S2691, M45-S359, M45-S3591 Satellite M55 Serie: M55-S325, M55-S3251, M55-S329, M55-S3291, M55-S331, M55-S3311 Satellite M100 Serie: M100-ST5111, M100-ST5211 Satellite M105 Serie: M105-S3001, M105-S3002, M105-S3004, M105-S3011, M105-S3012, M105-S3021, M105-S3031, M105-S3041, M105-S3064, M105-S3084 Satellite M115 Serie: M115-S3094, M115-S3104, M115-S3144, M115-S3154 Satellite Pro A100 Serie: A100-532, A110-117, A120-102 Satellite Pro M Serie: M40-301, M70-134 Tecra A Serie: A4-108, A4-109, A4-158, A4-161, A4-164, A4-171, A4-196, A4-212, A4-244, A4-257, A4-S312TD, A4-S313, A4-SP211, A5-122, A5-138, A5-155, A5-S116, A5-S416, A5-S516, A5-S6215TD, A6-104, A6-EZ6311, A6-EZ6312, A6-S513, A6-ST3112, A6-ST3512, A6-ST6315, A7-S612, A7-S712, A7-ST5112, A7-ST7711 Tecra S2 Serie: S2-107, S2-128, S2-131, S2-155, S2-159, S2-175 Dynabook Serie: CX/45A, CX/47A, CX/855LS, CX/875LS, CX/955LS, CX/975LS, Satellite AW3, TX/66A, TX/67A, TX/870LSFIFA, TX/880LS, TX/980LS, VX/4, VX/5, VX/780LS Equium Series: Equium A100-027, Equium A100-147, Equium A100-306, Equium A100-337, Equium A100-338, Equium A110-233, Equium A110-252, Equium A110-276, Equium M50-164, Equium M50-216