The safe, simple, easy to use Ezyflare is an electronic, non-incendiary (does not use fire) emergency LED "flare" that is visible up to 1.5 miles (8,000 feet) by land and up to 3 miles by air. The Ezyflare is water resistant. It can withstand heavy rainfall and it can float. The Ezyflare has 20 super bright LEDs. When activated the continually moving 15 red LEDs do a chase pattern around the outer edge of the unit while the 5 yellow LEDs flash in the center of the unit (2 times per second).You will receive 2-EZY FLARES The light weight of this item makes it essential for vehicles, camping, boating, hiking or other emergency services. This unit operates on 4 AA batteries (not included) which provides approximately 12 hours of continuous use. A built-in stand allows the Ezyflare to be left in an upright position and rubber feet on the bottom to prevent damage to surfaces. The Ezyflare measures 8 inches x 2 inches overall.