MOUNTS INSIDE MOST ROAD TRIANGLES VISIBLE FOR OVER 1 KM AT NIGHT SINGLE AA-CELL BATTERY SPACE FOR SPARE BATTERY ADVANCED LED TECHNOLOGY ENGINEERED TO PROFESSIONAL SAFETY STANDARD EFFSATB10R – Red EFFSATB10A – Amber Eflare 800 Beacons Eflare 700 Beacons Eflare 290 Beacon Eflare 280 Beacon