Wireless Exit Stopper Multifunction Door Alarm for Double Doors - Wireless Exit Stopper Multifunction Door Alarm for Double Doors -Battery Operated Sensor - 5.375Dia x 2D - Works With Four-Channel Receiver - Alerts To Entry/Exit From Emergency Doors - Emits Alarm For 30 Seconds To Three Minutes Preset By User - Annunciator Mode Alerts With 10 Beeps - Up To 1000' Range (Line of Sight)

• Model:
• STI-6402WIR

Model:Safety Technology