Starfire Strobe Warning Light, Double Flash, 120VAC, Green - Available in 12-24VDC, 120VAC and 240VAC. Five lens colors: Amber, Blue, Clear, Green and Red. 10,000 hour strobe tube. Single or double flash strobe options. 1/2-inch NPT pipe mount. Indoor/outdoor use. Conformal coated PCB. Type 3 enclosure (Dome up orientation). UL and cUL Listed.