HP 850915-031 is a UK layout backlit keyboard assembly for replacing the keyboard in a compatible HP notebook. Its UK layout distinguishes it from versions made for other regions.
The keyboard has a DuraKey coating and includes the keyboard and backlight connector cables, so these components are part of the assembly. The listed compatible models are HP EliteBook 840 G3 Notebook PC, HP EliteBook x360 1030 G2, and HP EliteBook Folio G1 Notebook PC.