Electronic Keyless Deadbolt Function Entry Access Method Touch Screen Keypad Mounting Style Cylindrical Lock Material Brass Steel Zinc Finish Oil Rubbed Bronze Series Yale Real Living Handle Type Deadbolt Door Thickness 1-3/8 in to 2-1/4 in Key Override Options KW-1 Keyway Hand Nonhanded Network Interface ZigBee HA1.2 Outside Height 6 1/16 in Outside Width 2 3/4 in Outside Depth 1 in Keypad Material Membrane Power Source (4) AA Batteries Battery Life 1 yr