Compatible models :
Acer Aspire UltraBook :
S3-391-6046,
S3-391-6676.
S3-391-6423,
S3-391-6448,
S3-391-6466,
S3-391-6407,
S3-391-6470,
S3-391-6411,
S3-391-6666,
S3-391-6082,
S3-391-6844,
S3-391-6845,
S3-391-6899,
S3-391-6677,
S3-391-9695,
S3-391-9415,
S3-391-9813