Electronic Classroom Lockdown Lock Function Programable Function Control Access Method Keypad Mounting Style Mortise Lock Material Stainless Steel Finish Oil Rubbed Bronze Series 9000 Handle Type Clutched Lever Gala Door Thickness 1-3/4 in Key Override Options Interchangable Core 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