Triple switch wall-plate cover. Not sure of switch make which is why i included dimensions inside an out so you can measure yours.
Printed on a Creality CR-10 Smart 205 Degrees 60 Hotbed.
Using eSun PLA+ White
Supports used overhang 70 degrees
no raft
printed 100% fill at 0.28mm as it is only 2mm thick at the thickest point.
protruding parts on inside of wallplate hold it to the switch plate.
Please check photos to see if dimensions will fit or remix it to fit yours./
The author hasn't provided the model origin yet.