Highly effective alarm alerts you to any unauthorized exits/entries through emergency exit doors and rear doors.Highly visible "stop sign" design acts as a deterrent.Housing is molded of UV stabilized tough polycarbonate.Compact patented design 5" in diameter and 1.875" deep.Emits an ear piercing 95 or 105 dB warning alarm when activated which can be preset to sound for 30 seconds, 3 minutes, indefinitely or annunciator mode (10 beeps).Key-operated override silences the alarm and allows authorized exits.May be programmed for 15 second delay or immediate trip.Alarming delay allows unit to arm following an authorized exit.Inlcudes warning label (often placed on protected door).Fitted with a long life 9-VDC alkaline battery.3 year guarantee against breakage of polycarbonate housing in normal use, 1 year on electronics
