Ideal for boaters, hunters, campers, skiers or divers. This floating light has an omni-directional strobe which is visible up to 2 miles and a super bright flashlight with a krypton bulb. It is waterproof to 328 feet deep and floats if accidentally dropped overboard. Operates on 2 AA alkaline or 2 AA lithium batteries(not included). Operating life: strobe - 10 hours; flashlight - 2 hours continuous. International orange color. Includes wrist strap. Size 5.3" x 1.5".