LaptopKing Replacement Keyboard for Dell Inspiron Series 3420 N4110 N411Z N5050 M4110 M4040 N4050 Dell Vostro Series 1440 1450 V131 Dell XPS Series L502 L502X L511X L521x Laptops Black US Layout - 1 Year Warranty

Compatible Models: Dell Inspiron Series 3420 3421 3520 5420 5421 5425 5520 5523 7420 7520 M4040 M4110 M411R M5040 M5050 M521R N311Z N4050 N4110 N411Z N4120 N5040 N5050 Dell Vostro Series 1440 1445 1450 1540 1550 2420 2421 2520 3350 3450 3460 3550 3555 3560 V131 Dell XPS Series L502 L502X L511X L521x

Compatible Part Numbers: AER01U00010 NSK-DX0SQ01 T5M02 X38K3

*****1 Year Warranty*****details in help section of Amazon Store

Check Youtube for Step by Step Installation Process

Each keyboard is tested before shipping and are 100% working

Replace your faulty, cracked or broken keyboard with LaptopKing range of replacement keyboards

Package Include: 1 X Replacement Keyboard