Dog Safety LED Leash [Red] 48" Length, Three Flashing Modes, Maximum Visibility - Great for Walking, Running, Jogging Walk Your Pet Safely and Be Seen! Settings: Quickly Flashing / Slowly Flashing / Lighten up (controlled by the button) You get 60 hours of steady light, or over 100 hours of flashing light Includes 2 pre-installed CR2032 button batteries Length: 48"