... , CCC Multi-signal lamp, Signal tower light Features:Using ultra-high brightness LED as the light, multi-layer structure, the color shade ... , with more than five years of life, not change the light bulbs, set alarm sound and flashing alarm as a whole ... : Rated Voltage 85 ~ 110%.Operating temperature: -20 ~ +50 °C.Wiring: wire type.Shade Color: Red, yellow, green, blue, white.Power: ≤ 5W.