Meteor sets the next degree of brightness for arm band safety light. Made of unique flexible polymer strip and ultra bright LED, it can be seen miles away. Unified one-piece body and light guide construction make this light much more robust and easy to clean, and allows you to clean the sweat from the band without getting smell. Elastic Velcro strap design makes it easy to adjust a comfortable fit. Battery can be replaced easily with coin opening battery compartment. This lightweight and long-lasting light is an excellent product for running, cycling, hiking or even working at night.