HP 844423-B31 is a Netherlands-layout backlit keyboard assembly listed as a spare part for the HP EliteBook 1040 G3 Notebook PC.
Its backlighting helps make the keys visible in dim surroundings. The assembly is described as having a spill-resistant design with DuraKey coating, details intended for everyday keyboard use.
The listed assembly includes the keyboard and backlight connector cables, bringing the required keyboard-side cables together with the replacement part.