Schlage Control Smart Interconnected Smart Lock FE410F LAT 625 ADD SN (2) QTY.
Strike: 1-1/8 x 2-3/4, round corner, no box, latch strike. Battery: 4-AA batteries (included), 9V Battery Backup (If loss of battery power occurs, a 9V battery can be used to jump start the lock and provide access with an assigned credential.).