Dunbarton Corporation DUNBARTON THE CLASSIC METAL BI-FOLD DOOR, IVORY, 4 PANEL, 42X80 IN.

2-3/4" Backset | 1-5/8" - 1-7/8" door thickness | Rugged clutch mechanism insures long life & durability | 150 scheduled events, including 4 quick schedules" for programming the 4 most common time schedules in one step | SC1 keyway | 200 User codes: Master, Manager, Supervisor & Basic Users. Also one-time entry code | Weather-resistant exterior performance | Times entry allowance from 5-15 seconds | Greater security with Temporary Keypad Lockout" after 3 unsuccessful code-entry attempts | Audit trail with Time/Date stamp for a printable record of all electronic activity | Real time clock allows logging of events to within 1 second of accuracy | Relay may be programmed to energize when one or more selected events occur | 4 time-out functions allow a user to enable other users or unlock the lock for some time period without needing to return to the lock | 1000 Event log | Battery operated; uses 5 AA" batteries | 100% Fingertip programmable or PC programmable | Windows-based software (Order # DL-WINDOWS software) | Finish: 26D