Electronic Keyless Exit Trim Lock Narrow Stile Function Entry with Key Override Access Method Keypad Mounting Style Narrow Stile Lock Material Zinc Alloy Finish Satin Chrome Series DL1200 Handle Type Lever Door Thickness 1-3/4 In. Key Override Options Standard SC1 Keyway Hand Nonhanded Outside Height 14-1/2 In. Outside Width 1-3/4 In. Outside Depth 2 In. Power Source (2) Lithium Batteries Battery Life 80 000 Cycles Operating Temp Range -31 Degrees to 151 Degrees F