She's Birdie Disc: Forest

Birdie Disc is the clip on LED running light with a built in safety siren, designed by a female founded brand trusted by over 4 million women worldwide. Lightweight, water resistant, and completely handsfree, Birdie Disc clips to clothing, dog leashes, bags, strollers, and more, giving your customers peace of mind on every run, walk, hike, and bike ride. With three LED light modes for visibility day and night, plus a loud 130db siren at the press of a button, Birdie Disc is the ultimate personal safety accessory for anyone with an active lifestyle. Rechargeable via USB with a battery charge indicator light so it's always ready to go.