HMC High Security Electronic Keypad w/LCD Screen & Alloy Handle, Resistant to 1400o Externally (30 Mins), Won"t Exceed 350o Internally, Battery-Operated, Plug-In Backup Entry System & Manual Reset Button, 4 Point, Live-Action Bolt Locking System, Pinbarrel-Hinged Door, Mechanical Override Key, ABS Coated Shell, & Pre-Drilled Base Mount, Dimensions:, Length:17 3/4"", Height:13 3/4"", Width:18 7/8"" SKU: HMK315