Hazardous Location Supervised Light, Pipe Mount, 24VDC, Red - Four wires and supervisory diode. Five dome colors: Amber, Blue, Clear, Green and Red. 10,000-hour high-intensity strobe. 80 flashes per minute. 520,000 peak candela (165 effective). 3/4-inch NPT pipe mount or surface mount options. Dome guard included. Conformal coated PCB. Indoor/outdoor use. Type 4X, IP66 enclosure. IP69K compliant. Marine Rated. CSFM Approved. UL and cUL Listed for Class I, Division 2, Groups A, B, C and D & Class II, Division 1, Groups E, F and G & Class III.