6V Incandescent Barricade Light with Photo Cell comes innate dusk and off at dawn

Make your traffic barricades seen by oncoming traffic in low-light conditions. This 6V incandescent light has a flash rate of 55-75 flashes per minute and a 2,000-hr. lamp life. Features a durable polycarbonate lens, three-way switch and tamperproof bolt. Light is 7" dia., 7 1/2"L x 5 1/2"W x 11 1/2"H overall. Meets MUTCD and ITE standards.