Electronic Keyless Deadbolt Function Entry Access Method Push Button Keypad Mounting Style Cylindrical Lock Material Brass Steel Zinc Finish Satin Nickel 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 5 3/16 in Outside Width 2 3/4 in Outside Depth 1 in Keypad Material Hardened Plastic Power Source (4) AA Batteries Battery Life 1 yr