LED dome signal light comes in 7 combinations

Patlite NE-M1-CL7 Series LED Dome Signal Light provides single signal lights with 7 LED colour combinations and can provide multiple solutions with years of maintenance-free operation. Seven multicoloured LEDs are available, providing low power consumption and increased energy efficiency. Product provides high ingress protection rating for outdoor use. Devices are colour coded wires for easy wiring. http://www.xtronics.ca