This is Hall Switch Sensor circuit board for the Dell Alienware 16 Area-51 AA16250 and Alienware 18 Area-51 AA18250, this board is mounted to the palmrest assembly.
Compatible Dell Laptops:
Alienware 16 Area-51 AA16250
Alienware 18 Area-51 AA18250
DPart Number: XHYRK
alt Part Number's:
JDP60
LS-N802P