Visible flash up to 3 miles depending on environmental conditions

Flashes 60-70 times/minute for the first 16 hours, then flashes at a diminished rate for up to 60 hours

Stainless steel locking pin allows easy attachment to belt or backpack

Magnetic attachment included for easy mounting on metal surfaces, such as home, boat, or vehicle

Compact water resistant design at only 4"x1.5" and weighs only 3 oz

Simple on/off switch, powered by size D alkaline battery (not included)

US Coast Guard approved as a safety light