Kwikset Powerbolt 240 Keypad Electronic Lock, Design: Traditional, Security Grade: 3, Power Source: Battery, Number of Cylinders: 1, Cylinder Type: Deadbolt, Keyway Type: KW1, Backset Type: Adjustable, Latch Type: Adjustable, Cross Bore Diameter: 2-1/8 in, Edge Bore Diameter: 1 in, Projection Size: 1.031 in, Door Thickness: 1-3/8 to 1-3/4 in, Interior Locking: Turn-Piece, Door Handing: Universal, Number of User Codes: 12, Commercial/Residential: Residential, Alarm Type: Audible, Keypad Included: Yes, Lighted Keypad: Yes, Biometric Lock: No, Zinc, Satin NickelKeyless entry: makes coming and going secure and convenientEasy code management: 12 user codes and 2 one-time user codesAuto-lock: peace of mind with customizable, automatic lockingIntrusion alert: 3 wrong codes disable keypad and sound alarmEasy low light code entry: bright led light up keypadVacation mode: disable the keypad when you’re out of townOne-touch locking: lock the door with the touch of a button12-month battery life: 4X AA alkaline batteries (not included)Easy install and built app: easily install with screwdriver