Electronic Keyless Exit Trim Lock, Function Entry with Key Override, Access Method Keypad, Mounting Style Yale Exit Devices, Lock Material Zinc Alloy, Finish Satin Chrome, Series ETDL, Handle Type Lever, Door Thickness 1-3/4 in, Key Override Options In.C In. Keyway (Included), Hand Nonhanded, Outside Height 11 in, Outside Width 3 in, Outside Depth 3 in, Power Source (5) AA Batteries, Battery Life 60,000 Cycles, Operating Temp. Range -31 Degrees to 150 Degrees F, Max. User Codes 2000