Electronic Lock, Function Programable Function Control, Access Method Keypad, Mounting Style Cylindrical, Lock Material Stainless Steel, Finish Satin Chrome, Series 2000, Handle Type Clutched Lever Gala, Door Thickness 1-3/4 in to 2 in, Key Override Options High Security 6 Pin TownSteel L, Hand Field Reversible, Outside Height 10 15/32 in, Outside Width 3 27/64 in, Outside Depth 2 11/16 in, Keypad Material Zinc, Power Source (4) AA Batteries, Battery Life 1 to 2 yr