Dog-E-Glow Young University Cougars LED Dog Collar, Large, 15-Inch by 21-Inch LIghted Brigham nqaqeg392-Basic Collars

Steady glow and flash mode
150 hour replaceable battery life
100,000 hour LED life
Fully weather-resistant, visible up to 1000ft in the dark
Batteries included and replaceable batteries also included (Four 2032 3V lithium coin cell batteries)

Dog-E-Glow Young University Cougars LED Dog Collar, Large, 15-Inch by 21-Inch LIghted Brigham nqaqeg392-Basic Collars