Horn and Strobe Product Type Horn and Strobe Series Commercial Series Sub-Brand Macurco Color Clear Features Audible Tone Adjustable to Continuous (High/Low) or Temporal Four (High/Low) Low Current Draw Operating Voltage 16 to 33 VDC Strobe Candela Adjustable at 15 30 75 or 110 cd (Tested with Clear Lens Cover) Strobe Flash Rate One Flash Per Second (20 ms Pulse Duration) Overall Depth 2 in