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 – AmberRelated ProductsEflare 800 BeaconsEflare 700 BeaconsEflare 290 BeaconEflare 280 Beacon