An everyday product that could someday help save your life! Light up the night and your location in a variety of color-saturated glow sticks. Battery operated, chemical free and environmentally friendly, this patented glow stick is the ultimate "Go Green" accessory you will use for your many adventures from hiking and camping to boating. 10,000 hours of product life with replaceable batteries. Four emergency signaling options: emergency whistle, 200 hour LED glow stick, emergency flasher mode and LED flashlight. 8 lumens.