Audible Alarm Type Horn, Visual Indicator Type Strobe, Voltage 24V DC, Decibels 99 dB, Sound Pattern Continuous/Pulse, Indoor/Outdoor Indoor, Mounting Wall, Height 4.5313 in, Width 2.7656 in, Depth 2.3906 in, Diameter 2.7656 in, Vibrating No, Lens Color Clear, Current Drawn 0.220 A, Housing Color White, Lens Material Polycarbonate, Housing Material Plastic, Light Output 110 CP, Flashes per Minute 60, Lamp Type LED, Lamp Life 80 hr, Operating Temp. 32 Degrees to 120 Degrees F