Personal Safety Horn, Coverage 10 ft, Sound Level 112dB, Horn Material Plastic, Height 4 1/2 in, Width 3 1/2 in, Propellant trans-1,3,3,3-Tetrafluoroprop-1-ene, Net Weight 1 oz, Operating Temp. 65 Degrees to 75 Degrees F, For Use With Alarm Systems,...