Access Control Keypad, Function Programable Function Control, Access Method Keypad and Proximity Card, Lock Material Zinc Alloy, Finish Satin Chrome, Handle Type None, Key Override Options None, Hand Nonhanded, Network Interface None, Outside Height 4 3/4 in, Outside Width 3 1/4 in, Keypad Material Zinc, Power Source 12 to 24V DC, Operating Temp. Range -31 Degrees to 151 Degrees F, Max. User Codes 2000, Fire Rating No, No, Grade 1, Standards UL Listed, Weather Yes