Federal Signal Model LP3 low profile strobe light is a Type 4X strobe that is available in five colors: amber, blue, clear, green and red. LP3S include a surface gasket to complete the Type 4X installation. An optional dome guard is available for use with the LP3S. LP3 units feature a threaded screw on lens that provides tool free wiring and strobe tube replacement. The strobe tube is rated for 7000 hrs. LP3S features a three hole surface mount ideal for control panels and other flat or flush surfaces. The state-of-the-art strobe mechanism produces 2.2 joules of energy, while drawing relatively low level amperage.