This medium profile strobe light operates from 12-80 VDC and is tested in accordance with UL583 safety standard. The epoxy-filled base allows for power-supply protection. This strobe utitlizes a two-hole flange mount and can be used in Type E, ES, and EE industrial trucks. The thread-on lens allows for replacement of flash tube without tools. This strobe is protected against reverse polarity, voltage spikes, and surges. This product has a five year warranty (six month warranty for flashtube).