The Emtek Keyed Entry Single Cylinder Electronic Touchscreen Deadbolt is dedicated to helping bring your personal style to life. Door hardware is more than a way to open, close, and secure a space. To us, it is an integral part of a room’s design theme. Each order is custom assembled in our Southern California facility. Let you mix and match according to your own taste. Door hardware should make a statement, your statement. Solid brass construction Programmed with 2 unique, secure user codes Store up to 20 user codes Sold as complete set, includes latch and strike plate Fits any door between 1 3/4" to 2 1/4" thick with a 2 1/8" bore standard door prep Standard latch is 2 3/4" backset, specify 2 3/4" backset if required Codes can be added or deleted Easy lock operation, simply push the Emtek button and turn the exterior thumb turn to lock Easy unlock operation, enter the 4 digit code and turn the exterior thumb turn Keypad has a protective coating to prevent wear Illuminated keypad for easy and quick operation Low battery indicator lets you know when it's time to change the battery Key Features & Innovations Single-Cylinder Function Single Cylinder function specifies that the deadbolt is thrown by a thumb turn on the interior while the exterior uses a key for locking and unlocking.