The Beacon clips to pet collars or human clothing giving you peace of mind anytime you and your companion are out and about. Add a measure of safety by allowing you and your pet to be seen up to 1/2 mile away. In today's fast paced, heavy weight SUV world it is better to be seen than the alternative. --- Keep your dog safe with this bright LED light. Easily clips to the Lab Coat, K-9 Overcoat, or most collars.