Access Control Keypad, Finish Black Metallic, Handle Type Lever, Outside Height 10 3/4 in, Outside Width 3 1/2 in, Outside Depth 2 3/4 in, Power Source (4) AA Batteries, Operating Temp. Range 15 Degrees to 120 Degrees F, Max. User Codes 160, Standards , cUL, UL, Electrical, Ligature No