This bright LED penlight has a battery life 20x greater than a standard flashlight and goes anywhere you need it. The White Light Output features 140 candela peak beam intensity, 24m beam distance and 11 lumens measured system output. Features a momentary blink switch and constant on. Runs up to 24 continuous hours to the 10% lumen output level. IPX4 Rated for water resistant operation. Individually serialized. Includes 3 "AAAA" size alkaline batteries, Pocket clip and a Glare Guard protector.