Manufacturer Schlage Electronics Model CO200CY40-KP-RHO-626-LD Entry Features Keypad Finish Satin Chrome 626 Handing Non-Handed Backset 2-3/4? standard Door Thickness 1-3/4 standard Operating Temperature -31 to 151F (-35 to 66C) Strike ANSI curved lip strike 1-1/4? x 4-7/8? x 1-3/16? lip to center standard Power 4 AA batteries (standard off the shelf: included)