New 100% OEM Compatible Li-Ion Rechargeable Battery Pack. A-Grade Battery Cell. This battery works wonderfully with, but not limited to the fillowing notebook models:

Toshiba Satellite M30X Series

Satellite M30X-104, Satellite M30X-105, Satellite M30X-111, Satellite M30X-115, Satellite M30X-118, Satellite M30X-122, Satellite M30X-124, Satellite M30X-127, Satellite M30X-129, Satellite M30X-134, Satellite M30X-143, Satellite M30X-148, Satellite M30X-150, Satellite M30X-154, Satellite M30X-156, Satellite M30X-163, Satellite M30X-165, Satellite M30X-168

Toshiba Satellite M30X-S Series

Satellite M30X-S1592ST, Satellite M30X-S1593ST, Satellite M30X-S171ST, Satellite M30X-S214, Toshiba Satellite M35X-S Series, Satellite M35X-S109, Satellite M35X-S111, Satellite M35X-S114, Satellite M35X-S1163, Satellite M35X-S149, Satellite M35X-S1491, Satellite M35X-S1492, Satellite M35X-S161, Satellite M35X-S1611, Satellite M35X-S309, Satellite M35X-S3091, Satellite M35X-S311, Satellite M35X-S3111, Satellite M35X-S329, Satellite M35X-S3291, Satellite M35X-S349, Satellite M35X-S3491

Toshiba Satellite M40X Series

Satellite M40X-112, Satellite M40X-114, Satellite M40X-118, Satellite M40X-129, Satellite M40X-141, Satellite M40X-185, Satellite M40X-186, Satellite M40X-249, Satellite M40X-258, Satellite M40X-259, Satellite M40X-267, Satellite M40X-295, Satellite M40X-299, Satellite M40X P-M760

Best replacement for the following OEM battery part numbers:

PA3395U-1BRS, PA3421U-1BRS, PA3395U1BRS, PA3421U1BRS or equivalent.