HP
M31747-001
is compatible in the following HP Models:
HP Pro c645 Chromebook (Blondie)
HP Pro c645 Chromebook (1Z9V0AV) - 3D6F9PA
HP Pro c645 Chromebook Enterprise (1Z9V0AV) - 549Y5PA
HP Pro c645 Chromebook Enterprise (1Z9V0AV) - 5S389PA