The Security Door Controls 626/US26D Electrified Cylindrical Lockset delivers robust fail-secure functionality with its dual voltage (12/24VDC) operation. Featuring a clutched Galaxy lever and Schlage C 6-pin keyed different mechanism, this Grade 1 lockset provides unparalleled security for exterior applications. The ANSI strike ensures proper alignment and secure locking, while interior free egress allows safe and convenient exit from the building.