This is the LED light circuit board that indicates the system's power, battery, and HDD status, compatible with the Dell Latitude E5440 and E5540 Laptops.
Compatible Dell Laptops:
Latitude E5450
Latitude E5540
Dell Part Number: G6XY5; WYDJP
Alt Part Number's:
VAW30
LS-9836P
NOTE: cable is not included.