Cool-See Laptop replacement Keyboard for ASUS X551 X551C X551CA X551M X551MA X551MAV US Layout 100% replacement and high quality Each keyboard is tested before shipping and are 100% working Package Includes: 1x New Laptop Keyboard, Ribbon Cable Included. Installation instructions are not included. 6 Months Quality Warranty Please check asin B073PQTDN4 or B071KG1MYV if you have the need for repairing and disassembling the computer or mobile phone.They can meet your different needs(Save 1 dollor automatic when u buy together)