LotFancy New Black keyboard for Acer Aspire S3 (S3-391) (S3-951) S5 (S5-391); fit part numbers 9Z.N7WPC.21D NSK-R12PC 1D PK130NS2A00 KB NKI101700V 904TH07S1 V128230BS1 90.4TH07.S1D Laptop / Notebook US Layout Acer Aspire S3 Acer Aspire S5