Backset Size:2-3/8 2-3/4 in. Battery Life:3 years. Cylinder Type:5-Pin Tumbler. Dimensions:3.01 in W x 6.85 in D x 6.84 in H. Door Thickness:1-3/8 to 1-3/4 in. Faceplate Size:1 x 2-1/4 in. Includes:(1) Nickel Silver Key Plymouth Trim. Interior Handle Type:Flair Lever. Number of Cylinders:1. Number of User Codes:19. Power Source:9 V Battery. Projection Size:2-1/4 in. Strike Size:1-5/8 x 2-1/4 in. Strike Type:Full Lip Radius Corner.