Kaba Access Electronic Locks - Function Storeroom - Access Method Keypad - Mounting Style Exit Trim - Lock Material Metal - Finish Satin Chrome - Series 2000 - Handle Type Lever - For Door with Thickness 1-3/4" - Key Override Options Schlage"C" Keyway (Included) - Non-handed - Network Interface AL-DTM2 - Outside Height 8-15/16" - Outside Width 3-5/16" - Outside Depth 2-13/16" - Keypad Material Metal - Power Source four AA Batteries with Battery Life 1-Year - Operating Temperature Range from 31° to 130°F.