Handlebeams Light up Bike Handle Streamers - Blue Lights Fiberoptic, light-up streamers for bicycle or scooter handlebars Great for twilight/nighttime rides, light parades, festivals, camping and more! Two Handlebeams per package, with three AG13 batteries included with each. The batteries last about 30 hours, and can be replaced. Completely lead-free and child safe! Ages 6 and up