can i see the spec sheet
LiftMaster does not have a spec sheet for this product but they did provide the following information.
LiftMaster 02407/02410, key control with stop, surface mount, NEMA 4: 4.25" tall, 3" wide, 3.25" deep.
Emergency egress handle (M30 modification) 4.5" wide, 6.25" tall face plate. The box is 3.5 by 5.5. Handle is 3.5 wide.