Description Compatible with Laptop Models: For Lenovo ThinkPad T440 Series For Lenovo ThinkPad T440S Series For Lenovo ThinkPad X240 Series For Lenovo ThinkPad X240s Serie For Lenovo ThinkPad S440 Series For Lenovo ThinkPad S540 Series For Lenovo ThinkPad X250 Series For Lenovo ThinkPad L450 Series For Lenovo ThinkPad X260 Series For Lenovo ThinkPad K2450 Series For Lenovo ThinkPad T450 Series For Lenovo ThinkPad T460 Series For Lenovo ThinkPad L460 Series For Lenovo ThinkPad T550 Series For Lenovo ThinkPad W550 Series For Lenovo ThinkPad L470 Series For Lenovo ThinkPad P50S Series For Lenovo ThinkPad T460P Series For Lenovo ThinkPad T470P Series For Lenovo ThinkPad T560 Series For Lenovo ThinkPad X270 Series