Innovative Turn Lock feature allows you to lock & leave without a key Provides the convenience of keyless access; customizable to fit your security needs. Ideal for front doors, side & back doors, garage entry doors, etc. Easily replace most exisiting deadbolts with a screwdriver in about 30 minutes. No programming required; preset with two user codes so it’s ready to use right out of the box. ANSI/BHMA Grade 2 Certified. Fits standard door prep. Easy installation, no need to run wires. Battery operated with over 3 year battery life. Applications: Residential single- and multi-family doors. Certifications: Grade 2 ANSI/BHMA certified. Keying: 5-pin tumbler C keyway with two nickel silver keysDoor range: 1-3/8″ to 1-3/4″ (35mm-44mm) standard; thick door kit available on BE365. Backset: Universal latches and deadbolts fit 2-3/8″ (60mm) or 2-3/4″ (70mm) backset.