A flashing, illuminated cone is a certain sign that personnel are close by. Illumination multiplies cones' effectiveness in redirecting or slowing traffic at night, in rain, fog or other low-visibility conditions. There is no danger of fire, and the ease of use, duration and low cost of operation makes this a better choice than flares. Features include Flash or steady LEDs-visible over 2.5 miles; 60 degree viewing angle; lightweight-each unit is 3.7 oz with batteries installed; 50 to 100+ hours in flashing mode on 2 AA alkaline or rechargeable batteries. Kit includes 5-LED light units (each unit is attached to a flexible plastic base for insertion into traffic cone, and 12-AA batteries. Amber.