The Able 2 360 degree mini strobe bar is available with amber,blue, clear, or red solid or split domes. You also have the choice of amber, blue, green, purple, or red inner lenses. It has a 2 head, 20-watt power supply. Dimensions of the permanent version are 4 5/8"H x 9 1/4"D x 17 1/4" L. (Contact us for additional color configurations)